Home / 9,780,336.20-14,669,848.20-2,591,715.80

Finding the Fourth Proportional to 9,780,336.20, 14,669,848.20 and 2,591,715.80

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Solution

The fourth proportional to 9,780,336.20, 14,669,848.20 and 2,591,715.80 is: 3,887,399.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,336.20 : 14,669,848.20 = 2,591,715.80 : x
  2. Step 2: Convert to fraction form
    9,780,336.20/14,669,848.20 = 2,591,715.80/x
  3. Step 3: Cross multiply
    9,780,336.20x = 14,669,848.20 × 2,591,715.80
  4. Step 4: Simplify right side
    9,780,336.20x = 38,020,077,363,541.55
  5. Step 5: Solve for x
    x = 38,020,077,363,541.55/9,780,336.20
  6. Step 6: Final answer
    x = 3,887,399.84

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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.