Home / 15,990,966.36-23,989,951.62-4,631,877.72

Finding the Fourth Proportional to 15,990,966.36, 23,989,951.62 and 4,631,877.72

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Solution

The fourth proportional to 15,990,966.36, 23,989,951.62 and 4,631,877.72 is: 6,948,830.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,990,966.36 : 23,989,951.62 = 4,631,877.72 : x
  2. Step 2: Convert to fraction form
    15,990,966.36/23,989,951.62 = 4,631,877.72/x
  3. Step 3: Cross multiply
    15,990,966.36x = 23,989,951.62 × 4,631,877.72
  4. Step 4: Simplify right side
    15,990,966.36x = 111,118,522,412,555.91
  5. Step 5: Solve for x
    x = 111,118,522,412,555.91/15,990,966.36
  6. Step 6: Final answer
    x = 6,948,830.98

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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.