Home / 22,931,844.60-34,397,766.90-21,178,089.30

Finding the Fourth Proportional to 22,931,844.60, 34,397,766.90 and 21,178,089.30

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Solution

The fourth proportional to 22,931,844.60, 34,397,766.90 and 21,178,089.30 is: 31,767,133.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,931,844.60 : 34,397,766.90 = 21,178,089.30 : x
  2. Step 2: Convert to fraction form
    22,931,844.60/34,397,766.90 = 21,178,089.30/x
  3. Step 3: Cross multiply
    22,931,844.60x = 34,397,766.90 × 21,178,089.30
  4. Step 4: Simplify right side
    22,931,844.60x = 728,478,979,128,784.12
  5. Step 5: Solve for x
    x = 728,478,979,128,784.12/22,931,844.60
  6. Step 6: Final answer
    x = 31,767,133.95

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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.