Home / 10,866,909.90-16,300,364.85-4,894,941.90

Finding the Fourth Proportional to 10,866,909.90, 16,300,364.85 and 4,894,941.90

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Solution

The fourth proportional to 10,866,909.90, 16,300,364.85 and 4,894,941.90 is: 7,342,412.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,909.90 : 16,300,364.85 = 4,894,941.90 : x
  2. Step 2: Convert to fraction form
    10,866,909.90/16,300,364.85 = 4,894,941.90/x
  3. Step 3: Cross multiply
    10,866,909.90x = 16,300,364.85 × 4,894,941.90
  4. Step 4: Simplify right side
    10,866,909.90x = 79,789,338,889,552.22
  5. Step 5: Solve for x
    x = 79,789,338,889,552.22/10,866,909.90
  6. Step 6: Final answer
    x = 7,342,412.85

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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.