Home / 47,354,557.90-71,031,836.85-21,845,389.90

Finding the Fourth Proportional to 47,354,557.90, 71,031,836.85 and 21,845,389.90

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Solution

The fourth proportional to 47,354,557.90, 71,031,836.85 and 21,845,389.90 is: 32,768,084.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,354,557.90 : 71,031,836.85 = 21,845,389.90 : x
  2. Step 2: Convert to fraction form
    47,354,557.90/71,031,836.85 = 21,845,389.90/x
  3. Step 3: Cross multiply
    47,354,557.90x = 71,031,836.85 × 21,845,389.90
  4. Step 4: Simplify right side
    47,354,557.90x = 1,551,718,171,301,437.50
  5. Step 5: Solve for x
    x = 1,551,718,171,301,437.50/47,354,557.90
  6. Step 6: Final answer
    x = 32,768,084.85

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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.