Home / 21,387,400.60-32,088,974.10-7,010,937.40

Finding the Fourth Proportional to 21,387,400.60, 32,088,974.10 and 7,010,937.40

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Solution

The fourth proportional to 21,387,400.60, 32,088,974.10 and 7,010,937.40 is: 10,518,986.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,387,400.60 : 32,088,974.10 = 7,010,937.40 : x
  2. Step 2: Convert to fraction form
    21,387,400.60/32,088,974.10 = 7,010,937.40/x
  3. Step 3: Cross multiply
    21,387,400.60x = 32,088,974.10 × 7,010,937.40
  4. Step 4: Simplify right side
    21,387,400.60x = 224,973,788,645,321.38
  5. Step 5: Solve for x
    x = 224,973,788,645,321.38/21,387,400.60
  6. Step 6: Final answer
    x = 10,518,986.99

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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.