Home / 84,772,526.48-126,988,533.10-38,650,951.84

Finding the Fourth Proportional to 84,772,526.48, 126,988,533.10 and 38,650,951.84

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Solution

The fourth proportional to 84,772,526.48, 126,988,533.10 and 38,650,951.84 is: 57,898,801.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,772,526.48 : 126,988,533.10 = 38,650,951.84 : x
  2. Step 2: Convert to fraction form
    84,772,526.48/126,988,533.10 = 38,650,951.84/x
  3. Step 3: Cross multiply
    84,772,526.48x = 126,988,533.10 × 38,650,951.84
  4. Step 4: Simplify right side
    84,772,526.48x = 4,908,227,677,080,346
  5. Step 5: Solve for x
    x = 4,908,227,677,080,346/84,772,526.48
  6. Step 6: Final answer
    x = 57,898,801.43

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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.