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Finding the Third Proportional to 28,342,712 and 42,506,697

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Solution

The third proportional to 28,342,712 and 42,506,697 is: 63,748,990.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,342,712 : 42,506,697 = 42,506,697 : x
  2. Step 2: Convert to fraction form
    28,342,712/42,506,697 = 42,506,697/x
  3. Step 3: Cross multiply
    28,342,712x = 42,506,697 × 42,506,697
  4. Step 4: Simplify right side
    28,342,712x = 1,806,819,289,849,809
  5. Step 5: Solve for x
    x = 1,806,819,289,849,809/28,342,712
  6. Step 6: Final answer
    x = 63,748,990.92

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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.