Home / 8,713,792.61-13,058,731.35-5,513,189.21

Finding the Fourth Proportional to 8,713,792.61, 13,058,731.35 and 5,513,189.21

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Solution

The fourth proportional to 8,713,792.61, 13,058,731.35 and 5,513,189.21 is: 8,262,218.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713,792.61 : 13,058,731.35 = 5,513,189.21 : x
  2. Step 2: Convert to fraction form
    8,713,792.61/13,058,731.35 = 5,513,189.21/x
  3. Step 3: Cross multiply
    8,713,792.61x = 13,058,731.35 × 5,513,189.21
  4. Step 4: Simplify right side
    8,713,792.61x = 71,995,256,709,815.08
  5. Step 5: Solve for x
    x = 71,995,256,709,815.08/8,713,792.61
  6. Step 6: Final answer
    x = 8,262,218.30

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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.