Home / 7,244,947.60-10,868,733.60-3,641,646.40

Finding the Fourth Proportional to 7,244,947.60, 10,868,733.60 and 3,641,646.40

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Solution

The fourth proportional to 7,244,947.60, 10,868,733.60 and 3,641,646.40 is: 5,463,129.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,947.60 : 10,868,733.60 = 3,641,646.40 : x
  2. Step 2: Convert to fraction form
    7,244,947.60/10,868,733.60 = 3,641,646.40/x
  3. Step 3: Cross multiply
    7,244,947.60x = 10,868,733.60 × 3,641,646.40
  4. Step 4: Simplify right side
    7,244,947.60x = 39,580,084,586,999.04
  5. Step 5: Solve for x
    x = 39,580,084,586,999.04/7,244,947.60
  6. Step 6: Final answer
    x = 5,463,129.17

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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.