Home / 22,053,270.83-30,429,054.02-12,884,142.11

Finding the Fourth Proportional to 22,053,270.83, 30,429,054.02 and 12,884,142.11

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Solution

The fourth proportional to 22,053,270.83, 30,429,054.02 and 12,884,142.11 is: 17,777,510.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,053,270.83 : 30,429,054.02 = 12,884,142.11 : x
  2. Step 2: Convert to fraction form
    22,053,270.83/30,429,054.02 = 12,884,142.11/x
  3. Step 3: Cross multiply
    22,053,270.83x = 30,429,054.02 × 12,884,142.11
  4. Step 4: Simplify right side
    22,053,270.83x = 392,052,256,202,126.06
  5. Step 5: Solve for x
    x = 392,052,256,202,126.06/22,053,270.83
  6. Step 6: Final answer
    x = 17,777,510.61

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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.