Home / 7,526,469.56-10,386,616.40-4,088,764.76

Finding the Fourth Proportional to 7,526,469.56, 10,386,616.40 and 4,088,764.76

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Solution

The fourth proportional to 7,526,469.56, 10,386,616.40 and 4,088,764.76 is: 5,642,543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526,469.56 : 10,386,616.40 = 4,088,764.76 : x
  2. Step 2: Convert to fraction form
    7,526,469.56/10,386,616.40 = 4,088,764.76/x
  3. Step 3: Cross multiply
    7,526,469.56x = 10,386,616.40 × 4,088,764.76
  4. Step 4: Simplify right side
    7,526,469.56x = 42,468,431,111,958.06
  5. Step 5: Solve for x
    x = 42,468,431,111,958.06/7,526,469.56
  6. Step 6: Final answer
    x = 5,642,543.40

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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.