Home / 9,225,612.56-12,731,367.84-5,151,377.36

Finding the Fourth Proportional to 9,225,612.56, 12,731,367.84 and 5,151,377.36

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Solution

The fourth proportional to 9,225,612.56, 12,731,367.84 and 5,151,377.36 is: 7,108,913.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,225,612.56 : 12,731,367.84 = 5,151,377.36 : x
  2. Step 2: Convert to fraction form
    9,225,612.56/12,731,367.84 = 5,151,377.36/x
  3. Step 3: Cross multiply
    9,225,612.56x = 12,731,367.84 × 5,151,377.36
  4. Step 4: Simplify right side
    9,225,612.56x = 65,584,080,052,808.11
  5. Step 5: Solve for x
    x = 65,584,080,052,808.11/9,225,612.56
  6. Step 6: Final answer
    x = 7,108,913.32

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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.