Home / 7,518,321.32-10,373,505.10-4,255,135.97

Finding the Fourth Proportional to 7,518,321.32, 10,373,505.10 and 4,255,135.97

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Solution

The fourth proportional to 7,518,321.32, 10,373,505.10 and 4,255,135.97 is: 5,871,081.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,321.32 : 10,373,505.10 = 4,255,135.97 : x
  2. Step 2: Convert to fraction form
    7,518,321.32/10,373,505.10 = 4,255,135.97/x
  3. Step 3: Cross multiply
    7,518,321.32x = 10,373,505.10 × 4,255,135.97
  4. Step 4: Simplify right side
    7,518,321.32x = 44,140,674,623,483.08
  5. Step 5: Solve for x
    x = 44,140,674,623,483.08/7,518,321.32
  6. Step 6: Final answer
    x = 5,871,081.16

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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.