Home / 25,537,112.80-38,305,669.20-15,963,301.60

Finding the Fourth Proportional to 25,537,112.80, 38,305,669.20 and 15,963,301.60

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Solution

The fourth proportional to 25,537,112.80, 38,305,669.20 and 15,963,301.60 is: 23,944,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,537,112.80 : 38,305,669.20 = 15,963,301.60 : x
  2. Step 2: Convert to fraction form
    25,537,112.80/38,305,669.20 = 15,963,301.60/x
  3. Step 3: Cross multiply
    25,537,112.80x = 38,305,669.20 × 15,963,301.60
  4. Step 4: Simplify right side
    25,537,112.80x = 611,484,950,429,430.75
  5. Step 5: Solve for x
    x = 611,484,950,429,430.75/25,537,112.80
  6. Step 6: Final answer
    x = 23,944,952.40

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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.