Home / 10,915,060.80-16,373,368.80-3,342,014.40

Finding the Fourth Proportional to 10,915,060.80, 16,373,368.80 and 3,342,014.40

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Solution

The fourth proportional to 10,915,060.80, 16,373,368.80 and 3,342,014.40 is: 5,013,259.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915,060.80 : 16,373,368.80 = 3,342,014.40 : x
  2. Step 2: Convert to fraction form
    10,915,060.80/16,373,368.80 = 3,342,014.40/x
  3. Step 3: Cross multiply
    10,915,060.80x = 16,373,368.80 × 3,342,014.40
  4. Step 4: Simplify right side
    10,915,060.80x = 54,720,034,306,110.72
  5. Step 5: Solve for x
    x = 54,720,034,306,110.72/10,915,060.80
  6. Step 6: Final answer
    x = 5,013,259.69

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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.