Home / 7,011,570.70-10,517,356.05-5,499,916.30

Finding the Fourth Proportional to 7,011,570.70, 10,517,356.05 and 5,499,916.30

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Solution

The fourth proportional to 7,011,570.70, 10,517,356.05 and 5,499,916.30 is: 8,249,874.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011,570.70 : 10,517,356.05 = 5,499,916.30 : x
  2. Step 2: Convert to fraction form
    7,011,570.70/10,517,356.05 = 5,499,916.30/x
  3. Step 3: Cross multiply
    7,011,570.70x = 10,517,356.05 × 5,499,916.30
  4. Step 4: Simplify right side
    7,011,570.70x = 57,844,577,972,298.62
  5. Step 5: Solve for x
    x = 57,844,577,972,298.62/7,011,570.70
  6. Step 6: Final answer
    x = 8,249,874.45

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Double scale
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Similar ratio
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1.5x scale

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.