Home / 19,528,061.20-29,292,091.80-5,344,637.20

Finding the Fourth Proportional to 19,528,061.20, 29,292,091.80 and 5,344,637.20

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Solution

The fourth proportional to 19,528,061.20, 29,292,091.80 and 5,344,637.20 is: 8,016,955.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,528,061.20 : 29,292,091.80 = 5,344,637.20 : x
  2. Step 2: Convert to fraction form
    19,528,061.20/29,292,091.80 = 5,344,637.20/x
  3. Step 3: Cross multiply
    19,528,061.20x = 29,292,091.80 × 5,344,637.20
  4. Step 4: Simplify right side
    19,528,061.20x = 156,555,603,500,094.97
  5. Step 5: Solve for x
    x = 156,555,603,500,094.97/19,528,061.20
  6. Step 6: Final answer
    x = 8,016,955.80

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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.