Home / 6,931,543.40-10,377,632.10-6,554,504.60

Finding the Fourth Proportional to 6,931,543.40, 10,377,632.10 and 6,554,504.60

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Solution

The fourth proportional to 6,931,543.40, 10,377,632.10 and 6,554,504.60 is: 9,813,144.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931,543.40 : 10,377,632.10 = 6,554,504.60 : x
  2. Step 2: Convert to fraction form
    6,931,543.40/10,377,632.10 = 6,554,504.60/x
  3. Step 3: Cross multiply
    6,931,543.40x = 10,377,632.10 × 6,554,504.60
  4. Step 4: Simplify right side
    6,931,543.40x = 68,020,237,336,557.66
  5. Step 5: Solve for x
    x = 68,020,237,336,557.66/6,931,543.40
  6. Step 6: Final answer
    x = 9,813,144.55

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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.