Home / 10,377,241.80-15,565,862.70-9,789,376.20

Finding the Fourth Proportional to 10,377,241.80, 15,565,862.70 and 9,789,376.20

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Solution

The fourth proportional to 10,377,241.80, 15,565,862.70 and 9,789,376.20 is: 14,684,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377,241.80 : 15,565,862.70 = 9,789,376.20 : x
  2. Step 2: Convert to fraction form
    10,377,241.80/15,565,862.70 = 9,789,376.20/x
  3. Step 3: Cross multiply
    10,377,241.80x = 15,565,862.70 × 9,789,376.20
  4. Step 4: Simplify right side
    10,377,241.80x = 152,380,085,847,847.72
  5. Step 5: Solve for x
    x = 152,380,085,847,847.72/10,377,241.80
  6. Step 6: Final answer
    x = 14,684,064.30

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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.