Home / 15,168,053.60-22,752,080.40-5,581,448.45

Finding the Fourth Proportional to 15,168,053.60, 22,752,080.40 and 5,581,448.45

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Solution

The fourth proportional to 15,168,053.60, 22,752,080.40 and 5,581,448.45 is: 8,372,172.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,168,053.60 : 22,752,080.40 = 5,581,448.45 : x
  2. Step 2: Convert to fraction form
    15,168,053.60/22,752,080.40 = 5,581,448.45/x
  3. Step 3: Cross multiply
    15,168,053.60x = 22,752,080.40 × 5,581,448.45
  4. Step 4: Simplify right side
    15,168,053.60x = 126,989,563,882,855.38
  5. Step 5: Solve for x
    x = 126,989,563,882,855.38/15,168,053.60
  6. Step 6: Final answer
    x = 8,372,172.68

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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.