Home / 30,476,064.96-45,711,298.08-10,281,481.92

Finding the Fourth Proportional to 30,476,064.96, 45,711,298.08 and 10,281,481.92

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Solution

The fourth proportional to 30,476,064.96, 45,711,298.08 and 10,281,481.92 is: 15,421,278.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,476,064.96 : 45,711,298.08 = 10,281,481.92 : x
  2. Step 2: Convert to fraction form
    30,476,064.96/45,711,298.08 = 10,281,481.92/x
  3. Step 3: Cross multiply
    30,476,064.96x = 45,711,298.08 × 10,281,481.92
  4. Step 4: Simplify right side
    30,476,064.96x = 469,979,884,749,250.69
  5. Step 5: Solve for x
    x = 469,979,884,749,250.69/30,476,064.96
  6. Step 6: Final answer
    x = 15,421,278.48

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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.