Home / 13,569,955.60-20,357,454.72-4,472,691.64

Finding the Fourth Proportional to 13,569,955.60, 20,357,454.72 and 4,472,691.64

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Solution

The fourth proportional to 13,569,955.60, 20,357,454.72 and 4,472,691.64 is: 6,709,868.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,569,955.60 : 20,357,454.72 = 4,472,691.64 : x
  2. Step 2: Convert to fraction form
    13,569,955.60/20,357,454.72 = 4,472,691.64/x
  3. Step 3: Cross multiply
    13,569,955.60x = 20,357,454.72 × 4,472,691.64
  4. Step 4: Simplify right side
    13,569,955.60x = 91,052,617,537,822.53
  5. Step 5: Solve for x
    x = 91,052,617,537,822.53/13,569,955.60
  6. Step 6: Final answer
    x = 6,709,868.49

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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.