Home / 21,554,470.10-32,336,197.95-7,182,002.90

Finding the Fourth Proportional to 21,554,470.10, 32,336,197.95 and 7,182,002.90

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Solution

The fourth proportional to 21,554,470.10, 32,336,197.95 and 7,182,002.90 is: 10,774,501.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,554,470.10 : 32,336,197.95 = 7,182,002.90 : x
  2. Step 2: Convert to fraction form
    21,554,470.10/32,336,197.95 = 7,182,002.90/x
  3. Step 3: Cross multiply
    21,554,470.10x = 32,336,197.95 × 7,182,002.90
  4. Step 4: Simplify right side
    21,554,470.10x = 232,238,667,451,874.06
  5. Step 5: Solve for x
    x = 232,238,667,451,874.06/21,554,470.10
  6. Step 6: Final answer
    x = 10,774,501.36

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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.