Home / 25,660,605.76-35,411,623.68-15,347,328.64

Finding the Fourth Proportional to 25,660,605.76, 35,411,623.68 and 15,347,328.64

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Solution

The fourth proportional to 25,660,605.76, 35,411,623.68 and 15,347,328.64 is: 21,179,306.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,660,605.76 : 35,411,623.68 = 15,347,328.64 : x
  2. Step 2: Convert to fraction form
    25,660,605.76/35,411,623.68 = 15,347,328.64/x
  3. Step 3: Cross multiply
    25,660,605.76x = 35,411,623.68 × 15,347,328.64
  4. Step 4: Simplify right side
    25,660,605.76x = 543,473,826,292,966.19
  5. Step 5: Solve for x
    x = 543,473,826,292,966.19/25,660,605.76
  6. Step 6: Final answer
    x = 21,179,306.19

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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.