Home / 7,517,017.90-10,373,491.48-4,079,258.96

Finding the Fourth Proportional to 7,517,017.90, 10,373,491.48 and 4,079,258.96

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Solution

The fourth proportional to 7,517,017.90, 10,373,491.48 and 4,079,258.96 is: 5,629,381.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517,017.90 : 10,373,491.48 = 4,079,258.96 : x
  2. Step 2: Convert to fraction form
    7,517,017.90/10,373,491.48 = 4,079,258.96/x
  3. Step 3: Cross multiply
    7,517,017.90x = 10,373,491.48 × 4,079,258.96
  4. Step 4: Simplify right side
    7,517,017.90x = 42,316,158,066,273.66
  5. Step 5: Solve for x
    x = 42,316,158,066,273.66/7,517,017.90
  6. Step 6: Final answer
    x = 5,629,381.05

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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.