Home / 15,513,120.76-23,274,121.02-5,280,235.24

Finding the Fourth Proportional to 15,513,120.76, 23,274,121.02 and 5,280,235.24

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Solution

The fourth proportional to 15,513,120.76, 23,274,121.02 and 5,280,235.24 is: 7,921,864.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,513,120.76 : 23,274,121.02 = 5,280,235.24 : x
  2. Step 2: Convert to fraction form
    15,513,120.76/23,274,121.02 = 5,280,235.24/x
  3. Step 3: Cross multiply
    15,513,120.76x = 23,274,121.02 × 5,280,235.24
  4. Step 4: Simplify right side
    15,513,120.76x = 122,892,833,989,828.75
  5. Step 5: Solve for x
    x = 122,892,833,989,828.75/15,513,120.76
  6. Step 6: Final answer
    x = 7,921,864.07

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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.