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Finding the Third Proportional to 4,580,216 and 6,977,778

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Solution

The third proportional to 4,580,216 and 6,977,778 is: 10,630,368.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580,216 : 6,977,778 = 6,977,778 : x
  2. Step 2: Convert to fraction form
    4,580,216/6,977,778 = 6,977,778/x
  3. Step 3: Cross multiply
    4,580,216x = 6,977,778 × 6,977,778
  4. Step 4: Simplify right side
    4,580,216x = 48,689,385,817,284
  5. Step 5: Solve for x
    x = 48,689,385,817,284/4,580,216
  6. Step 6: Final answer
    x = 10,630,368.92

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.