Home / 5,193,642.18-7,167,597.09-2,870,484.78

Finding the Fourth Proportional to 5,193,642.18, 7,167,597.09 and 2,870,484.78

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Solution

The fourth proportional to 5,193,642.18, 7,167,597.09 and 2,870,484.78 is: 3,961,473.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193,642.18 : 7,167,597.09 = 2,870,484.78 : x
  2. Step 2: Convert to fraction form
    5,193,642.18/7,167,597.09 = 2,870,484.78/x
  3. Step 3: Cross multiply
    5,193,642.18x = 7,167,597.09 × 2,870,484.78
  4. Step 4: Simplify right side
    5,193,642.18x = 20,574,478,335,874.58
  5. Step 5: Solve for x
    x = 20,574,478,335,874.58/5,193,642.18
  6. Step 6: Final answer
    x = 3,961,473.98

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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.