Home / 30,757,585.60-46,073,392.80-15,620,046.40

Finding the Fourth Proportional to 30,757,585.60, 46,073,392.80 and 15,620,046.40

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Solution

The fourth proportional to 30,757,585.60, 46,073,392.80 and 15,620,046.40 is: 23,398,082.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,757,585.60 : 46,073,392.80 = 15,620,046.40 : x
  2. Step 2: Convert to fraction form
    30,757,585.60/46,073,392.80 = 15,620,046.40/x
  3. Step 3: Cross multiply
    30,757,585.60x = 46,073,392.80 × 15,620,046.40
  4. Step 4: Simplify right side
    30,757,585.60x = 719,668,533,341,425.88
  5. Step 5: Solve for x
    x = 719,668,533,341,425.88/30,757,585.60
  6. Step 6: Final answer
    x = 23,398,082.76

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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.