Home / 22,065,955.16-30,438,337.89-13,791,657.54

Finding the Fourth Proportional to 22,065,955.16, 30,438,337.89 and 13,791,657.54

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Solution

The fourth proportional to 22,065,955.16, 30,438,337.89 and 13,791,657.54 is: 19,024,562.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,065,955.16 : 30,438,337.89 = 13,791,657.54 : x
  2. Step 2: Convert to fraction form
    22,065,955.16/30,438,337.89 = 13,791,657.54/x
  3. Step 3: Cross multiply
    22,065,955.16x = 30,438,337.89 × 13,791,657.54
  4. Step 4: Simplify right side
    22,065,955.16x = 419,795,132,206,160.19
  5. Step 5: Solve for x
    x = 419,795,132,206,160.19/22,065,955.16
  6. Step 6: Final answer
    x = 19,024,562.01

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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.