Home / 9,295,219.40-13,942,829.10-8,657,490.20

Finding the Fourth Proportional to 9,295,219.40, 13,942,829.10 and 8,657,490.20

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Solution

The fourth proportional to 9,295,219.40, 13,942,829.10 and 8,657,490.20 is: 12,986,235.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295,219.40 : 13,942,829.10 = 8,657,490.20 : x
  2. Step 2: Convert to fraction form
    9,295,219.40/13,942,829.10 = 8,657,490.20/x
  3. Step 3: Cross multiply
    9,295,219.40x = 13,942,829.10 × 8,657,490.20
  4. Step 4: Simplify right side
    9,295,219.40x = 120,709,906,293,524.81
  5. Step 5: Solve for x
    x = 120,709,906,293,524.81/9,295,219.40
  6. Step 6: Final answer
    x = 12,986,235.30

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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.