Home / 11,909,989.90-17,854,501.83-4,726,569.70

Finding the Fourth Proportional to 11,909,989.90, 17,854,501.83 and 4,726,569.70

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Solution

The fourth proportional to 11,909,989.90, 17,854,501.83 and 4,726,569.70 is: 7,085,694.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,909,989.90 : 17,854,501.83 = 4,726,569.70 : x
  2. Step 2: Convert to fraction form
    11,909,989.90/17,854,501.83 = 4,726,569.70/x
  3. Step 3: Cross multiply
    11,909,989.90x = 17,854,501.83 × 4,726,569.70
  4. Step 4: Simplify right side
    11,909,989.90x = 84,390,547,358,272.55
  5. Step 5: Solve for x
    x = 84,390,547,358,272.55/11,909,989.90
  6. Step 6: Final answer
    x = 7,085,694.28

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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.