Home / 18,506,769.17-25,540,139.16-10,246,831.38

Finding the Fourth Proportional to 18,506,769.17, 25,540,139.16 and 10,246,831.38

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Solution

The fourth proportional to 18,506,769.17, 25,540,139.16 and 10,246,831.38 is: 14,141,068.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,506,769.17 : 25,540,139.16 = 10,246,831.38 : x
  2. Step 2: Convert to fraction form
    18,506,769.17/25,540,139.16 = 10,246,831.38/x
  3. Step 3: Cross multiply
    18,506,769.17x = 25,540,139.16 × 10,246,831.38
  4. Step 4: Simplify right side
    18,506,769.17x = 261,705,499,394,254.88
  5. Step 5: Solve for x
    x = 261,705,499,394,254.88/18,506,769.17
  6. Step 6: Final answer
    x = 14,141,068.98

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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.