Home / 28,600,577.40-42,900,866.10-25,766,225.40

Finding the Fourth Proportional to 28,600,577.40, 42,900,866.10 and 25,766,225.40

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Solution

The fourth proportional to 28,600,577.40, 42,900,866.10 and 25,766,225.40 is: 38,649,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,600,577.40 : 42,900,866.10 = 25,766,225.40 : x
  2. Step 2: Convert to fraction form
    28,600,577.40/42,900,866.10 = 25,766,225.40/x
  3. Step 3: Cross multiply
    28,600,577.40x = 42,900,866.10 × 25,766,225.40
  4. Step 4: Simplify right side
    28,600,577.40x = 1,105,393,385,787,818.88
  5. Step 5: Solve for x
    x = 1,105,393,385,787,818.88/28,600,577.40
  6. Step 6: Final answer
    x = 38,649,338.10

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1.5x scale

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.