Home / 15,392,040.40-23,072,832.60-7,290,776.80

Finding the Fourth Proportional to 15,392,040.40, 23,072,832.60 and 7,290,776.80

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Solution

The fourth proportional to 15,392,040.40, 23,072,832.60 and 7,290,776.80 is: 10,928,952.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,392,040.40 : 23,072,832.60 = 7,290,776.80 : x
  2. Step 2: Convert to fraction form
    15,392,040.40/23,072,832.60 = 7,290,776.80/x
  3. Step 3: Cross multiply
    15,392,040.40x = 23,072,832.60 × 7,290,776.80
  4. Step 4: Simplify right side
    15,392,040.40x = 168,218,872,630,363.69
  5. Step 5: Solve for x
    x = 168,218,872,630,363.69/15,392,040.40
  6. Step 6: Final answer
    x = 10,928,952.12

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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.