Home / 11,377,276.76-15,700,643.34-6,220,641.88

Finding the Fourth Proportional to 11,377,276.76, 15,700,643.34 and 6,220,641.88

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Solution

The fourth proportional to 11,377,276.76, 15,700,643.34 and 6,220,641.88 is: 8,584,486.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377,276.76 : 15,700,643.34 = 6,220,641.88 : x
  2. Step 2: Convert to fraction form
    11,377,276.76/15,700,643.34 = 6,220,641.88/x
  3. Step 3: Cross multiply
    11,377,276.76x = 15,700,643.34 × 6,220,641.88
  4. Step 4: Simplify right side
    11,377,276.76x = 97,668,079,503,747.08
  5. Step 5: Solve for x
    x = 97,668,079,503,747.08/11,377,276.76
  6. Step 6: Final answer
    x = 8,584,486.57

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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.