Home / 21,696,937.60-32,553,700.80-21,356,867.20

Finding the Fourth Proportional to 21,696,937.60, 32,553,700.80 and 21,356,867.20

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Solution

The fourth proportional to 21,696,937.60, 32,553,700.80 and 21,356,867.20 is: 32,043,465.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,696,937.60 : 32,553,700.80 = 21,356,867.20 : x
  2. Step 2: Convert to fraction form
    21,696,937.60/32,553,700.80 = 21,356,867.20/x
  3. Step 3: Cross multiply
    21,696,937.60x = 32,553,700.80 × 21,356,867.20
  4. Step 4: Simplify right side
    21,696,937.60x = 695,245,064,854,133.75
  5. Step 5: Solve for x
    x = 695,245,064,854,133.75/21,696,937.60
  6. Step 6: Final answer
    x = 32,043,465.20

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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.