Home / 9,778,835.10-14,668,252.65-8,938,335.90

Finding the Fourth Proportional to 9,778,835.10, 14,668,252.65 and 8,938,335.90

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Solution

The fourth proportional to 9,778,835.10, 14,668,252.65 and 8,938,335.90 is: 13,407,503.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,778,835.10 : 14,668,252.65 = 8,938,335.90 : x
  2. Step 2: Convert to fraction form
    9,778,835.10/14,668,252.65 = 8,938,335.90/x
  3. Step 3: Cross multiply
    9,778,835.10x = 14,668,252.65 × 8,938,335.90
  4. Step 4: Simplify right side
    9,778,835.10x = 131,109,769,251,765.14
  5. Step 5: Solve for x
    x = 131,109,769,251,765.14/9,778,835.10
  6. Step 6: Final answer
    x = 13,407,503.85

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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.