Home / 13,452,003.42-18,563,590.53-7,340,326.62

Finding the Fourth Proportional to 13,452,003.42, 18,563,590.53 and 7,340,326.62

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Solution

The fourth proportional to 13,452,003.42, 18,563,590.53 and 7,340,326.62 is: 10,129,555.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452,003.42 : 18,563,590.53 = 7,340,326.62 : x
  2. Step 2: Convert to fraction form
    13,452,003.42/18,563,590.53 = 7,340,326.62/x
  3. Step 3: Cross multiply
    13,452,003.42x = 18,563,590.53 × 7,340,326.62
  4. Step 4: Simplify right side
    13,452,003.42x = 136,262,817,730,138.92
  5. Step 5: Solve for x
    x = 136,262,817,730,138.92/13,452,003.42
  6. Step 6: Final answer
    x = 10,129,555.69

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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.