Home / 7,533,545.81-10,398,505.75-4,920,449.38

Finding the Fourth Proportional to 7,533,545.81, 10,398,505.75 and 4,920,449.38

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Solution

The fourth proportional to 7,533,545.81, 10,398,505.75 and 4,920,449.38 is: 6,791,665.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,533,545.81 : 10,398,505.75 = 4,920,449.38 : x
  2. Step 2: Convert to fraction form
    7,533,545.81/10,398,505.75 = 4,920,449.38/x
  3. Step 3: Cross multiply
    7,533,545.81x = 10,398,505.75 × 4,920,449.38
  4. Step 4: Simplify right side
    7,533,545.81x = 51,165,321,132,216.55
  5. Step 5: Solve for x
    x = 51,165,321,132,216.55/7,533,545.81
  6. Step 6: Final answer
    x = 6,791,665.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.