Home / 9,077,031.40-13,615,547.10-8,384,189.80

Finding the Fourth Proportional to 9,077,031.40, 13,615,547.10 and 8,384,189.80

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Solution

The fourth proportional to 9,077,031.40, 13,615,547.10 and 8,384,189.80 is: 12,576,284.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077,031.40 : 13,615,547.10 = 8,384,189.80 : x
  2. Step 2: Convert to fraction form
    9,077,031.40/13,615,547.10 = 8,384,189.80/x
  3. Step 3: Cross multiply
    9,077,031.40x = 13,615,547.10 × 8,384,189.80
  4. Step 4: Simplify right side
    9,077,031.40x = 114,155,331,117,239.58
  5. Step 5: Solve for x
    x = 114,155,331,117,239.58/9,077,031.40
  6. Step 6: Final answer
    x = 12,576,284.70

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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.