Home / 13,346,175.76-18,416,853.06-7,464,790.84

Finding the Fourth Proportional to 13,346,175.76, 18,416,853.06 and 7,464,790.84

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Solution

The fourth proportional to 13,346,175.76, 18,416,853.06 and 7,464,790.84 is: 10,300,925.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346,175.76 : 18,416,853.06 = 7,464,790.84 : x
  2. Step 2: Convert to fraction form
    13,346,175.76/18,416,853.06 = 7,464,790.84/x
  3. Step 3: Cross multiply
    13,346,175.76x = 18,416,853.06 × 7,464,790.84
  4. Step 4: Simplify right side
    13,346,175.76x = 137,477,956,023,913.95
  5. Step 5: Solve for x
    x = 137,477,956,023,913.95/13,346,175.76
  6. Step 6: Final answer
    x = 10,300,925.04

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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.