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Finding the Fourth Proportional to 45,163,668.70, 67,745,503.05 and 14,867,595.10

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Solution

The fourth proportional to 45,163,668.70, 67,745,503.05 and 14,867,595.10 is: 22,301,392.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,163,668.70 : 67,745,503.05 = 14,867,595.10 : x
  2. Step 2: Convert to fraction form
    45,163,668.70/67,745,503.05 = 14,867,595.10/x
  3. Step 3: Cross multiply
    45,163,668.70x = 67,745,503.05 × 14,867,595.10
  4. Step 4: Simplify right side
    45,163,668.70x = 1,007,212,709,193,215
  5. Step 5: Solve for x
    x = 1,007,212,709,193,215/45,163,668.70
  6. Step 6: Final answer
    x = 22,301,392.65

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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.