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Finding the Fourth Proportional to 16,478,510.60, 24,717,765.90 and 9,743,457.80

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Solution

The fourth proportional to 16,478,510.60, 24,717,765.90 and 9,743,457.80 is: 14,615,186.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,478,510.60 : 24,717,765.90 = 9,743,457.80 : x
  2. Step 2: Convert to fraction form
    16,478,510.60/24,717,765.90 = 9,743,457.80/x
  3. Step 3: Cross multiply
    16,478,510.60x = 24,717,765.90 × 9,743,457.80
  4. Step 4: Simplify right side
    16,478,510.60x = 240,836,508,956,929.03
  5. Step 5: Solve for x
    x = 240,836,508,956,929.03/16,478,510.60
  6. Step 6: Final answer
    x = 14,615,186.70

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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.