Home / 5,030,419.86-6,940,799.01-2,854,470.42

Finding the Fourth Proportional to 5,030,419.86, 6,940,799.01 and 2,854,470.42

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Solution

The fourth proportional to 5,030,419.86, 6,940,799.01 and 2,854,470.42 is: 3,938,499.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030,419.86 : 6,940,799.01 = 2,854,470.42 : x
  2. Step 2: Convert to fraction form
    5,030,419.86/6,940,799.01 = 2,854,470.42/x
  3. Step 3: Cross multiply
    5,030,419.86x = 6,940,799.01 × 2,854,470.42
  4. Step 4: Simplify right side
    5,030,419.86x = 19,812,305,465,210.28
  5. Step 5: Solve for x
    x = 19,812,305,465,210.28/5,030,419.86
  6. Step 6: Final answer
    x = 3,938,499.37

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Double scale
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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.