Home / 15,397,959.68-23,086,441.92-7,810,294.40

Finding the Fourth Proportional to 15,397,959.68, 23,086,441.92 and 7,810,294.40

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Solution

The fourth proportional to 15,397,959.68, 23,086,441.92 and 7,810,294.40 is: 11,710,116.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,397,959.68 : 23,086,441.92 = 7,810,294.40 : x
  2. Step 2: Convert to fraction form
    15,397,959.68/23,086,441.92 = 7,810,294.40/x
  3. Step 3: Cross multiply
    15,397,959.68x = 23,086,441.92 × 7,810,294.40
  4. Step 4: Simplify right side
    15,397,959.68x = 180,311,908,043,701.28
  5. Step 5: Solve for x
    x = 180,311,908,043,701.28/15,397,959.68
  6. Step 6: Final answer
    x = 11,710,116.91

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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.