Home / 18,417,721.60-27,573,438.30-16,291,957.60

Finding the Fourth Proportional to 18,417,721.60, 27,573,438.30 and 16,291,957.60

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Solution

The fourth proportional to 18,417,721.60, 27,573,438.30 and 16,291,957.60 is: 24,390,926.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,417,721.60 : 27,573,438.30 = 16,291,957.60 : x
  2. Step 2: Convert to fraction form
    18,417,721.60/27,573,438.30 = 16,291,957.60/x
  3. Step 3: Cross multiply
    18,417,721.60x = 27,573,438.30 × 16,291,957.60
  4. Step 4: Simplify right side
    18,417,721.60x = 449,225,287,669,816.06
  5. Step 5: Solve for x
    x = 449,225,287,669,816.06/18,417,721.60
  6. Step 6: Final answer
    x = 24,390,926.16

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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.