Home / 14,203,603.20-21,292,963.20-8,526,086.40

Finding the Fourth Proportional to 14,203,603.20, 21,292,963.20 and 8,526,086.40

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Solution

The fourth proportional to 14,203,603.20, 21,292,963.20 and 8,526,086.40 is: 12,781,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203,603.20 : 21,292,963.20 = 8,526,086.40 : x
  2. Step 2: Convert to fraction form
    14,203,603.20/21,292,963.20 = 8,526,086.40/x
  3. Step 3: Cross multiply
    14,203,603.20x = 21,292,963.20 × 8,526,086.40
  4. Step 4: Simplify right side
    14,203,603.20x = 181,545,643,955,220.47
  5. Step 5: Solve for x
    x = 181,545,643,955,220.47/14,203,603.20
  6. Step 6: Final answer
    x = 12,781,661.20

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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.