Home / 7,406,091.52-10,219,924.16-4,142,340.80

Finding the Fourth Proportional to 7,406,091.52, 10,219,924.16 and 4,142,340.80

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Solution

The fourth proportional to 7,406,091.52, 10,219,924.16 and 4,142,340.80 is: 5,716,160.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406,091.52 : 10,219,924.16 = 4,142,340.80 : x
  2. Step 2: Convert to fraction form
    7,406,091.52/10,219,924.16 = 4,142,340.80/x
  3. Step 3: Cross multiply
    7,406,091.52x = 10,219,924.16 × 4,142,340.80
  4. Step 4: Simplify right side
    7,406,091.52x = 42,334,408,820,873.73
  5. Step 5: Solve for x
    x = 42,334,408,820,873.73/7,406,091.52
  6. Step 6: Final answer
    x = 5,716,160.64

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Double scale
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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.