Home / 52,477,387.80-78,730,827.30-25,551,922.20

Finding the Fourth Proportional to 52,477,387.80, 78,730,827.30 and 25,551,922.20

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Solution

The fourth proportional to 52,477,387.80, 78,730,827.30 and 25,551,922.20 is: 38,335,063.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,477,387.80 : 78,730,827.30 = 25,551,922.20 : x
  2. Step 2: Convert to fraction form
    52,477,387.80/78,730,827.30 = 25,551,922.20/x
  3. Step 3: Cross multiply
    52,477,387.80x = 78,730,827.30 × 25,551,922.20
  4. Step 4: Simplify right side
    52,477,387.80x = 2,011,723,973,911,236
  5. Step 5: Solve for x
    x = 2,011,723,973,911,236/52,477,387.80
  6. Step 6: Final answer
    x = 38,335,063.12

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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.