Home / 18,442,692.30-27,681,753.15-9,355,051.20

Finding the Fourth Proportional to 18,442,692.30, 27,681,753.15 and 9,355,051.20

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Solution

The fourth proportional to 18,442,692.30, 27,681,753.15 and 9,355,051.20 is: 14,041,562.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442,692.30 : 27,681,753.15 = 9,355,051.20 : x
  2. Step 2: Convert to fraction form
    18,442,692.30/27,681,753.15 = 9,355,051.20/x
  3. Step 3: Cross multiply
    18,442,692.30x = 27,681,753.15 × 9,355,051.20
  4. Step 4: Simplify right side
    18,442,692.30x = 258,964,218,024,011.25
  5. Step 5: Solve for x
    x = 258,964,218,024,011.25/18,442,692.30
  6. Step 6: Final answer
    x = 14,041,562.58

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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.