Home / 22,830,419.40-31,506,288.24-12,517,120.32

Finding the Fourth Proportional to 22,830,419.40, 31,506,288.24 and 12,517,120.32

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Solution

The fourth proportional to 22,830,419.40, 31,506,288.24 and 12,517,120.32 is: 17,273,795.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,830,419.40 : 31,506,288.24 = 12,517,120.32 : x
  2. Step 2: Convert to fraction form
    22,830,419.40/31,506,288.24 = 12,517,120.32/x
  3. Step 3: Cross multiply
    22,830,419.40x = 31,506,288.24 × 12,517,120.32
  4. Step 4: Simplify right side
    22,830,419.40x = 394,368,000,736,681
  5. Step 5: Solve for x
    x = 394,368,000,736,681/22,830,419.40
  6. Step 6: Final answer
    x = 17,273,795.71

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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.