Home / 52,007,541.12-78,016,473.12-19,226,702.64

Finding the Fourth Proportional to 52,007,541.12, 78,016,473.12 and 19,226,702.64

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Solution

The fourth proportional to 52,007,541.12, 78,016,473.12 and 19,226,702.64 is: 28,841,962.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,007,541.12 : 78,016,473.12 = 19,226,702.64 : x
  2. Step 2: Convert to fraction form
    52,007,541.12/78,016,473.12 = 19,226,702.64/x
  3. Step 3: Cross multiply
    52,007,541.12x = 78,016,473.12 × 19,226,702.64
  4. Step 4: Simplify right side
    52,007,541.12x = 1,499,999,529,699,793.25
  5. Step 5: Solve for x
    x = 1,499,999,529,699,793.25/52,007,541.12
  6. Step 6: Final answer
    x = 28,841,962.10

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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.