Home / 13,656,671.20-20,482,382.40-4,072,362.40

Finding the Fourth Proportional to 13,656,671.20, 20,482,382.40 and 4,072,362.40

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Solution

The fourth proportional to 13,656,671.20, 20,482,382.40 and 4,072,362.40 is: 6,107,761.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,656,671.20 : 20,482,382.40 = 4,072,362.40 : x
  2. Step 2: Convert to fraction form
    13,656,671.20/20,482,382.40 = 4,072,362.40/x
  3. Step 3: Cross multiply
    13,656,671.20x = 20,482,382.40 × 4,072,362.40
  4. Step 4: Simplify right side
    13,656,671.20x = 83,411,683,948,181.75
  5. Step 5: Solve for x
    x = 83,411,683,948,181.75/13,656,671.20
  6. Step 6: Final answer
    x = 6,107,761.01

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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.