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Finding the Third Proportional to 4,176,493.50 and 6,645,688.88

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Solution

The third proportional to 4,176,493.50 and 6,645,688.88 is: 10,574,703.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176,493.50 : 6,645,688.88 = 6,645,688.88 : x
  2. Step 2: Convert to fraction form
    4,176,493.50/6,645,688.88 = 6,645,688.88/x
  3. Step 3: Cross multiply
    4,176,493.50x = 6,645,688.88 × 6,645,688.88
  4. Step 4: Simplify right side
    4,176,493.50x = 44,165,180,623,298.77
  5. Step 5: Solve for x
    x = 44,165,180,623,298.77/4,176,493.50
  6. Step 6: Final answer
    x = 10,574,703.55

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.