Home / 6,909,869.60-9,535,593.24-3,812,585.74

Finding the Fourth Proportional to 6,909,869.60, 9,535,593.24 and 3,812,585.74

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Solution

The fourth proportional to 6,909,869.60, 9,535,593.24 and 3,812,585.74 is: 5,261,353.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,869.60 : 9,535,593.24 = 3,812,585.74 : x
  2. Step 2: Convert to fraction form
    6,909,869.60/9,535,593.24 = 3,812,585.74/x
  3. Step 3: Cross multiply
    6,909,869.60x = 9,535,593.24 × 3,812,585.74
  4. Step 4: Simplify right side
    6,909,869.60x = 36,355,266,809,264.40
  5. Step 5: Solve for x
    x = 36,355,266,809,264.40/6,909,869.60
  6. Step 6: Final answer
    x = 5,261,353.53

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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.