Home / 15,966,981.20-22,034,442.75-8,624,814.23

Finding the Fourth Proportional to 15,966,981.20, 22,034,442.75 and 8,624,814.23

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Solution

The fourth proportional to 15,966,981.20, 22,034,442.75 and 8,624,814.23 is: 11,902,248.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,966,981.20 : 22,034,442.75 = 8,624,814.23 : x
  2. Step 2: Convert to fraction form
    15,966,981.20/22,034,442.75 = 8,624,814.23/x
  3. Step 3: Cross multiply
    15,966,981.20x = 22,034,442.75 × 8,624,814.23
  4. Step 4: Simplify right side
    15,966,981.20x = 190,042,975,380,320.34
  5. Step 5: Solve for x
    x = 190,042,975,380,320.34/15,966,981.20
  6. Step 6: Final answer
    x = 11,902,248.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.