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Finding the Third Proportional to 4,581,574 and 9,871,248

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Solution

The third proportional to 4,581,574 and 9,871,248 is: 21,268,135.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581,574 : 9,871,248 = 9,871,248 : x
  2. Step 2: Convert to fraction form
    4,581,574/9,871,248 = 9,871,248/x
  3. Step 3: Cross multiply
    4,581,574x = 9,871,248 × 9,871,248
  4. Step 4: Simplify right side
    4,581,574x = 97,441,537,077,504
  5. Step 5: Solve for x
    x = 97,441,537,077,504/4,581,574
  6. Step 6: Final answer
    x = 21,268,135.60

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.