Home / 9,307,386.76-12,838,946.16-5,585,253.72

Finding the Fourth Proportional to 9,307,386.76, 12,838,946.16 and 5,585,253.72

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Solution

The fourth proportional to 9,307,386.76, 12,838,946.16 and 5,585,253.72 is: 7,704,501.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,307,386.76 : 12,838,946.16 = 5,585,253.72 : x
  2. Step 2: Convert to fraction form
    9,307,386.76/12,838,946.16 = 5,585,253.72/x
  3. Step 3: Cross multiply
    9,307,386.76x = 12,838,946.16 × 5,585,253.72
  4. Step 4: Simplify right side
    9,307,386.76x = 71,708,771,801,019.72
  5. Step 5: Solve for x
    x = 71,708,771,801,019.72/9,307,386.76
  6. Step 6: Final answer
    x = 7,704,501.13

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.