Home / 23,328,979.20-34,993,468.80-7,157,426.40

Finding the Fourth Proportional to 23,328,979.20, 34,993,468.80 and 7,157,426.40

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Solution

The fourth proportional to 23,328,979.20, 34,993,468.80 and 7,157,426.40 is: 10,736,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,328,979.20 : 34,993,468.80 = 7,157,426.40 : x
  2. Step 2: Convert to fraction form
    23,328,979.20/34,993,468.80 = 7,157,426.40/x
  3. Step 3: Cross multiply
    23,328,979.20x = 34,993,468.80 × 7,157,426.40
  4. Step 4: Simplify right side
    23,328,979.20x = 250,463,177,416,696.31
  5. Step 5: Solve for x
    x = 250,463,177,416,696.31/23,328,979.20
  6. Step 6: Final answer
    x = 10,736,139.60

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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.