Home / 19,472,828.80-29,209,243.20-6,692,195.20

Finding the Fourth Proportional to 19,472,828.80, 29,209,243.20 and 6,692,195.20

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Solution

The fourth proportional to 19,472,828.80, 29,209,243.20 and 6,692,195.20 is: 10,038,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,472,828.80 : 29,209,243.20 = 6,692,195.20 : x
  2. Step 2: Convert to fraction form
    19,472,828.80/29,209,243.20 = 6,692,195.20/x
  3. Step 3: Cross multiply
    19,472,828.80x = 29,209,243.20 × 6,692,195.20
  4. Step 4: Simplify right side
    19,472,828.80x = 195,473,957,138,672.62
  5. Step 5: Solve for x
    x = 195,473,957,138,672.62/19,472,828.80
  6. Step 6: Final answer
    x = 10,038,292.80

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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.