Home / 20,823,505.92-31,283,210.88-14,773,259.52

Finding the Fourth Proportional to 20,823,505.92, 31,283,210.88 and 14,773,259.52

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Solution

The fourth proportional to 20,823,505.92, 31,283,210.88 and 14,773,259.52 is: 22,193,908.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,823,505.92 : 31,283,210.88 = 14,773,259.52 : x
  2. Step 2: Convert to fraction form
    20,823,505.92/31,283,210.88 = 14,773,259.52/x
  3. Step 3: Cross multiply
    20,823,505.92x = 31,283,210.88 × 14,773,259.52
  4. Step 4: Simplify right side
    20,823,505.92x = 462,154,992,949,127.56
  5. Step 5: Solve for x
    x = 462,154,992,949,127.56/20,823,505.92
  6. Step 6: Final answer
    x = 22,193,908.88

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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.