Home / 15,535,643.80-23,313,963.30-8,712,203.80

Finding the Fourth Proportional to 15,535,643.80, 23,313,963.30 and 8,712,203.80

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Solution

The fourth proportional to 15,535,643.80, 23,313,963.30 and 8,712,203.80 is: 13,074,192.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,535,643.80 : 23,313,963.30 = 8,712,203.80 : x
  2. Step 2: Convert to fraction form
    15,535,643.80/23,313,963.30 = 8,712,203.80/x
  3. Step 3: Cross multiply
    15,535,643.80x = 23,313,963.30 × 8,712,203.80
  4. Step 4: Simplify right side
    15,535,643.80x = 203,115,999,655,320.56
  5. Step 5: Solve for x
    x = 203,115,999,655,320.56/15,535,643.80
  6. Step 6: Final answer
    x = 13,074,192.63

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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.