Home / 32,257,643.20-48,386,465.04-20,836,254.40

Finding the Fourth Proportional to 32,257,643.20, 48,386,465.04 and 20,836,254.40

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Solution

The fourth proportional to 32,257,643.20, 48,386,465.04 and 20,836,254.40 is: 31,254,381.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,257,643.20 : 48,386,465.04 = 20,836,254.40 : x
  2. Step 2: Convert to fraction form
    32,257,643.20/48,386,465.04 = 20,836,254.40/x
  3. Step 3: Cross multiply
    32,257,643.20x = 48,386,465.04 × 20,836,254.40
  4. Step 4: Simplify right side
    32,257,643.20x = 1,008,192,695,090,146.12
  5. Step 5: Solve for x
    x = 1,008,192,695,090,146.12/32,257,643.20
  6. Step 6: Final answer
    x = 31,254,381.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.