Home / 10,915,522.80-15,063,157.50-6,020,639.74

Finding the Fourth Proportional to 10,915,522.80, 15,063,157.50 and 6,020,639.74

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Solution

The fourth proportional to 10,915,522.80, 15,063,157.50 and 6,020,639.74 is: 8,308,337.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915,522.80 : 15,063,157.50 = 6,020,639.74 : x
  2. Step 2: Convert to fraction form
    10,915,522.80/15,063,157.50 = 6,020,639.74/x
  3. Step 3: Cross multiply
    10,915,522.80x = 15,063,157.50 × 6,020,639.74
  4. Step 4: Simplify right side
    10,915,522.80x = 90,689,844,654,379.05
  5. Step 5: Solve for x
    x = 90,689,844,654,379.05/10,915,522.80
  6. Step 6: Final answer
    x = 8,308,337.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.