Home / 10,341,031.70-15,511,547.55-6,873,379.18

Finding the Fourth Proportional to 10,341,031.70, 15,511,547.55 and 6,873,379.18

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Solution

The fourth proportional to 10,341,031.70, 15,511,547.55 and 6,873,379.18 is: 10,310,068.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341,031.70 : 15,511,547.55 = 6,873,379.18 : x
  2. Step 2: Convert to fraction form
    10,341,031.70/15,511,547.55 = 6,873,379.18/x
  3. Step 3: Cross multiply
    10,341,031.70x = 15,511,547.55 × 6,873,379.18
  4. Step 4: Simplify right side
    10,341,031.70x = 106,616,747,979,750.02
  5. Step 5: Solve for x
    x = 106,616,747,979,750.02/10,341,031.70
  6. Step 6: Final answer
    x = 10,310,068.77

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.