Home / 23,051,248.88-31,812,639-12,739,984.88

Finding the Fourth Proportional to 23,051,248.88, 31,812,639 and 12,739,984.88

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Solution

The fourth proportional to 23,051,248.88, 31,812,639 and 12,739,984.88 is: 17,582,237.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,051,248.88 : 31,812,639 = 12,739,984.88 : x
  2. Step 2: Convert to fraction form
    23,051,248.88/31,812,639 = 12,739,984.88/x
  3. Step 3: Cross multiply
    23,051,248.88x = 31,812,639 × 12,739,984.88
  4. Step 4: Simplify right side
    23,051,248.88x = 405,292,539,852,898.38
  5. Step 5: Solve for x
    x = 405,292,539,852,898.38/23,051,248.88
  6. Step 6: Final answer
    x = 17,582,237.82

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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.