Home / 18,442,702.30-27,681,768.15-9,355,061.20

Finding the Fourth Proportional to 18,442,702.30, 27,681,768.15 and 9,355,061.20

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Solution

The fourth proportional to 18,442,702.30, 27,681,768.15 and 9,355,061.20 is: 14,041,577.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442,702.30 : 27,681,768.15 = 9,355,061.20 : x
  2. Step 2: Convert to fraction form
    18,442,702.30/27,681,768.15 = 9,355,061.20/x
  3. Step 3: Cross multiply
    18,442,702.30x = 27,681,768.15 × 9,355,061.20
  4. Step 4: Simplify right side
    18,442,702.30x = 258,964,635,167,460.75
  5. Step 5: Solve for x
    x = 258,964,635,167,460.75/18,442,702.30
  6. Step 6: Final answer
    x = 14,041,577.58

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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.