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Finding the Third Proportional to 7,140,068 and 15,697,312

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Solution

The third proportional to 7,140,068 and 15,697,312 is: 34,510,260.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140,068 : 15,697,312 = 15,697,312 : x
  2. Step 2: Convert to fraction form
    7,140,068/15,697,312 = 15,697,312/x
  3. Step 3: Cross multiply
    7,140,068x = 15,697,312 × 15,697,312
  4. Step 4: Simplify right side
    7,140,068x = 246,405,604,025,344
  5. Step 5: Solve for x
    x = 246,405,604,025,344/7,140,068
  6. Step 6: Final answer
    x = 34,510,260.13

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.