Home / 84,602,875.06-126,904,750.51-38,512,511.26

Finding the Fourth Proportional to 84,602,875.06, 126,904,750.51 and 38,512,511.26

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Solution

The fourth proportional to 84,602,875.06, 126,904,750.51 and 38,512,511.26 is: 57,768,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,602,875.06 : 126,904,750.51 = 38,512,511.26 : x
  2. Step 2: Convert to fraction form
    84,602,875.06/126,904,750.51 = 38,512,511.26/x
  3. Step 3: Cross multiply
    84,602,875.06x = 126,904,750.51 × 38,512,511.26
  4. Step 4: Simplify right side
    84,602,875.06x = 4,887,420,632,963,866
  5. Step 5: Solve for x
    x = 4,887,420,632,963,866/84,602,875.06
  6. Step 6: Final answer
    x = 57,768,966.24

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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.