Home / 14,553,654.80-21,812,111.40-7,367,172.80

Finding the Fourth Proportional to 14,553,654.80, 21,812,111.40 and 7,367,172.80

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Solution

The fourth proportional to 14,553,654.80, 21,812,111.40 and 7,367,172.80 is: 11,041,459.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,553,654.80 : 21,812,111.40 = 7,367,172.80 : x
  2. Step 2: Convert to fraction form
    14,553,654.80/21,812,111.40 = 7,367,172.80/x
  3. Step 3: Cross multiply
    14,553,654.80x = 21,812,111.40 × 7,367,172.80
  4. Step 4: Simplify right side
    14,553,654.80x = 160,693,593,816,649.91
  5. Step 5: Solve for x
    x = 160,693,593,816,649.91/14,553,654.80
  6. Step 6: Final answer
    x = 11,041,459.76

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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.