Home / 7,640,349.60-10,536,474.26-5,022,228.72

Finding the Fourth Proportional to 7,640,349.60, 10,536,474.26 and 5,022,228.72

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Solution

The fourth proportional to 7,640,349.60, 10,536,474.26 and 5,022,228.72 is: 6,925,937.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640,349.60 : 10,536,474.26 = 5,022,228.72 : x
  2. Step 2: Convert to fraction form
    7,640,349.60/10,536,474.26 = 5,022,228.72/x
  3. Step 3: Cross multiply
    7,640,349.60x = 10,536,474.26 × 5,022,228.72
  4. Step 4: Simplify right side
    7,640,349.60x = 52,916,583,636,112.74
  5. Step 5: Solve for x
    x = 52,916,583,636,112.74/7,640,349.60
  6. Step 6: Final answer
    x = 6,925,937.48

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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.