Home / 86,712,751.26-130,069,183.05-22,021,407.90

Finding the Fourth Proportional to 86,712,751.26, 130,069,183.05 and 22,021,407.90

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Solution

The fourth proportional to 86,712,751.26, 130,069,183.05 and 22,021,407.90 is: 33,032,126.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,712,751.26 : 130,069,183.05 = 22,021,407.90 : x
  2. Step 2: Convert to fraction form
    86,712,751.26/130,069,183.05 = 22,021,407.90/x
  3. Step 3: Cross multiply
    86,712,751.26x = 130,069,183.05 × 22,021,407.90
  4. Step 4: Simplify right side
    86,712,751.26x = 2,864,306,535,163,816
  5. Step 5: Solve for x
    x = 2,864,306,535,163,816/86,712,751.26
  6. Step 6: Final answer
    x = 33,032,126.11

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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.