Home / 21,258,233.40-31,887,350.10-14,875,692.60

Finding the Fourth Proportional to 21,258,233.40, 31,887,350.10 and 14,875,692.60

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Solution

The fourth proportional to 21,258,233.40, 31,887,350.10 and 14,875,692.60 is: 22,313,538.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,258,233.40 : 31,887,350.10 = 14,875,692.60 : x
  2. Step 2: Convert to fraction form
    21,258,233.40/31,887,350.10 = 14,875,692.60/x
  3. Step 3: Cross multiply
    21,258,233.40x = 31,887,350.10 × 14,875,692.60
  4. Step 4: Simplify right side
    21,258,233.40x = 474,346,417,916,179.25
  5. Step 5: Solve for x
    x = 474,346,417,916,179.25/21,258,233.40
  6. Step 6: Final answer
    x = 22,313,538.90

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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.