Home / 14,013,708.30-21,020,562.45-12,499,101.45

Finding the Fourth Proportional to 14,013,708.30, 21,020,562.45 and 12,499,101.45

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Solution

The fourth proportional to 14,013,708.30, 21,020,562.45 and 12,499,101.45 is: 18,748,652.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013,708.30 : 21,020,562.45 = 12,499,101.45 : x
  2. Step 2: Convert to fraction form
    14,013,708.30/21,020,562.45 = 12,499,101.45/x
  3. Step 3: Cross multiply
    14,013,708.30x = 21,020,562.45 × 12,499,101.45
  4. Step 4: Simplify right side
    14,013,708.30x = 262,738,142,598,610.53
  5. Step 5: Solve for x
    x = 262,738,142,598,610.53/14,013,708.30
  6. Step 6: Final answer
    x = 18,748,652.18

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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.