Home / 12,643,304.76-17,447,803.71-6,842,084.96

Finding the Fourth Proportional to 12,643,304.76, 17,447,803.71 and 6,842,084.96

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Solution

The fourth proportional to 12,643,304.76, 17,447,803.71 and 6,842,084.96 is: 9,442,100.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,304.76 : 17,447,803.71 = 6,842,084.96 : x
  2. Step 2: Convert to fraction form
    12,643,304.76/17,447,803.71 = 6,842,084.96/x
  3. Step 3: Cross multiply
    12,643,304.76x = 17,447,803.71 × 6,842,084.96
  4. Step 4: Simplify right side
    12,643,304.76x = 119,379,355,349,223.20
  5. Step 5: Solve for x
    x = 119,379,355,349,223.20/12,643,304.76
  6. Step 6: Final answer
    x = 9,442,100.59

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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.