Home / 21,554,473.10-32,336,202.45-7,182,005.90

Finding the Fourth Proportional to 21,554,473.10, 32,336,202.45 and 7,182,005.90

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Solution

The fourth proportional to 21,554,473.10, 32,336,202.45 and 7,182,005.90 is: 10,774,505.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,554,473.10 : 32,336,202.45 = 7,182,005.90 : x
  2. Step 2: Convert to fraction form
    21,554,473.10/32,336,202.45 = 7,182,005.90/x
  3. Step 3: Cross multiply
    21,554,473.10x = 32,336,202.45 × 7,182,005.90
  4. Step 4: Simplify right side
    21,554,473.10x = 232,238,796,779,494.47
  5. Step 5: Solve for x
    x = 232,238,796,779,494.47/21,554,473.10
  6. Step 6: Final answer
    x = 10,774,505.86

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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.