Home / 18,506,401.81-25,539,632.46-10,246,463.84

Finding the Fourth Proportional to 18,506,401.81, 25,539,632.46 and 10,246,463.84

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Solution

The fourth proportional to 18,506,401.81, 25,539,632.46 and 10,246,463.84 is: 14,140,561.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,506,401.81 : 25,539,632.46 = 10,246,463.84 : x
  2. Step 2: Convert to fraction form
    18,506,401.81/25,539,632.46 = 10,246,463.84/x
  3. Step 3: Cross multiply
    18,506,401.81x = 25,539,632.46 × 10,246,463.84
  4. Step 4: Simplify right side
    18,506,401.81x = 261,690,920,552,129.31
  5. Step 5: Solve for x
    x = 261,690,920,552,129.31/18,506,401.81
  6. Step 6: Final answer
    x = 14,140,561.91

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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.