Home / 6,931,542.40-10,377,630.60-6,554,503.60

Finding the Fourth Proportional to 6,931,542.40, 10,377,630.60 and 6,554,503.60

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Solution

The fourth proportional to 6,931,542.40, 10,377,630.60 and 6,554,503.60 is: 9,813,143.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931,542.40 : 10,377,630.60 = 6,554,503.60 : x
  2. Step 2: Convert to fraction form
    6,931,542.40/10,377,630.60 = 6,554,503.60/x
  3. Step 3: Cross multiply
    6,931,542.40x = 10,377,630.60 × 6,554,503.60
  4. Step 4: Simplify right side
    6,931,542.40x = 68,020,217,127,170.16
  5. Step 5: Solve for x
    x = 68,020,217,127,170.16/6,931,542.40
  6. Step 6: Final answer
    x = 9,813,143.05

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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.