Home / 18,144,707.70-27,217,061.55-4,681,535.70

Finding the Fourth Proportional to 18,144,707.70, 27,217,061.55 and 4,681,535.70

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Solution

The fourth proportional to 18,144,707.70, 27,217,061.55 and 4,681,535.70 is: 7,022,303.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,707.70 : 27,217,061.55 = 4,681,535.70 : x
  2. Step 2: Convert to fraction form
    18,144,707.70/27,217,061.55 = 4,681,535.70/x
  3. Step 3: Cross multiply
    18,144,707.70x = 27,217,061.55 × 4,681,535.70
  4. Step 4: Simplify right side
    18,144,707.70x = 127,417,645,295,422.34
  5. Step 5: Solve for x
    x = 127,417,645,295,422.34/18,144,707.70
  6. Step 6: Final answer
    x = 7,022,303.55

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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.