Home / 14,636,854.76-20,199,302.39-8,109,873.54

Finding the Fourth Proportional to 14,636,854.76, 20,199,302.39 and 8,109,873.54

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Solution

The fourth proportional to 14,636,854.76, 20,199,302.39 and 8,109,873.54 is: 11,191,870.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636,854.76 : 20,199,302.39 = 8,109,873.54 : x
  2. Step 2: Convert to fraction form
    14,636,854.76/20,199,302.39 = 8,109,873.54/x
  3. Step 3: Cross multiply
    14,636,854.76x = 20,199,302.39 × 8,109,873.54
  4. Step 4: Simplify right side
    14,636,854.76x = 163,813,787,999,394.44
  5. Step 5: Solve for x
    x = 163,813,787,999,394.44/14,636,854.76
  6. Step 6: Final answer
    x = 11,191,870.85

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1.5x scale

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.