Home / 51,478,631.84-71,023,228.06-29,148,566.66

Finding the Fourth Proportional to 51,478,631.84, 71,023,228.06 and 29,148,566.66

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Solution

The fourth proportional to 51,478,631.84, 71,023,228.06 and 29,148,566.66 is: 40,215,235.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,478,631.84 : 71,023,228.06 = 29,148,566.66 : x
  2. Step 2: Convert to fraction form
    51,478,631.84/71,023,228.06 = 29,148,566.66/x
  3. Step 3: Cross multiply
    51,478,631.84x = 71,023,228.06 × 29,148,566.66
  4. Step 4: Simplify right side
    51,478,631.84x = 2,070,225,297,446,650.75
  5. Step 5: Solve for x
    x = 2,070,225,297,446,650.75/51,478,631.84
  6. Step 6: Final answer
    x = 40,215,235.40

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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.