Home / 6,145,970.80-9,218,956.20-4,876,927.60

Finding the Fourth Proportional to 6,145,970.80, 9,218,956.20 and 4,876,927.60

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Solution

The fourth proportional to 6,145,970.80, 9,218,956.20 and 4,876,927.60 is: 7,315,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,970.80 : 9,218,956.20 = 4,876,927.60 : x
  2. Step 2: Convert to fraction form
    6,145,970.80/9,218,956.20 = 4,876,927.60/x
  3. Step 3: Cross multiply
    6,145,970.80x = 9,218,956.20 × 4,876,927.60
  4. Step 4: Simplify right side
    6,145,970.80x = 44,960,181,934,971.11
  5. Step 5: Solve for x
    x = 44,960,181,934,971.11/6,145,970.80
  6. Step 6: Final answer
    x = 7,315,391.40

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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.