Home / 5,345,031.40-8,017,547.10-4,447,486.60

Finding the Fourth Proportional to 5,345,031.40, 8,017,547.10 and 4,447,486.60

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Solution

The fourth proportional to 5,345,031.40, 8,017,547.10 and 4,447,486.60 is: 6,671,229.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345,031.40 : 8,017,547.10 = 4,447,486.60 : x
  2. Step 2: Convert to fraction form
    5,345,031.40/8,017,547.10 = 4,447,486.60/x
  3. Step 3: Cross multiply
    5,345,031.40x = 8,017,547.10 × 4,447,486.60
  4. Step 4: Simplify right side
    5,345,031.40x = 35,657,933,292,118.85
  5. Step 5: Solve for x
    x = 35,657,933,292,118.85/5,345,031.40
  6. Step 6: Final answer
    x = 6,671,229.90

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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.