Home / 25,309,152.80-34,927,271.28-15,524,992.16

Finding the Fourth Proportional to 25,309,152.80, 34,927,271.28 and 15,524,992.16

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Solution

The fourth proportional to 25,309,152.80, 34,927,271.28 and 15,524,992.16 is: 21,424,882.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,309,152.80 : 34,927,271.28 = 15,524,992.16 : x
  2. Step 2: Convert to fraction form
    25,309,152.80/34,927,271.28 = 15,524,992.16/x
  3. Step 3: Cross multiply
    25,309,152.80x = 34,927,271.28 × 15,524,992.16
  4. Step 4: Simplify right side
    25,309,152.80x = 542,245,612,792,193.19
  5. Step 5: Solve for x
    x = 542,245,612,792,193.19/25,309,152.80
  6. Step 6: Final answer
    x = 21,424,882.02

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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.