Home / 65,242,621.15-90,034,184.16-35,473,268.77

Finding the Fourth Proportional to 65,242,621.15, 90,034,184.16 and 35,473,268.77

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Solution

The fourth proportional to 65,242,621.15, 90,034,184.16 and 35,473,268.77 is: 48,952,766.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,242,621.15 : 90,034,184.16 = 35,473,268.77 : x
  2. Step 2: Convert to fraction form
    65,242,621.15/90,034,184.16 = 35,473,268.77/x
  3. Step 3: Cross multiply
    65,242,621.15x = 90,034,184.16 × 35,473,268.77
  4. Step 4: Simplify right side
    65,242,621.15x = 3,193,806,812,970,271
  5. Step 5: Solve for x
    x = 3,193,806,812,970,271/65,242,621.15
  6. Step 6: Final answer
    x = 48,952,766.72

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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.