Home / 10,117,928.20-13,963,073.52-5,534,250.16

Finding the Fourth Proportional to 10,117,928.20, 13,963,073.52 and 5,534,250.16

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Solution

The fourth proportional to 10,117,928.20, 13,963,073.52 and 5,534,250.16 is: 7,637,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,117,928.20 : 13,963,073.52 = 5,534,250.16 : x
  2. Step 2: Convert to fraction form
    10,117,928.20/13,963,073.52 = 5,534,250.16/x
  3. Step 3: Cross multiply
    10,117,928.20x = 13,963,073.52 × 5,534,250.16
  4. Step 4: Simplify right side
    10,117,928.20x = 77,275,141,862,151.77
  5. Step 5: Solve for x
    x = 77,275,141,862,151.77/10,117,928.20
  6. Step 6: Final answer
    x = 7,637,447.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.