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Finding the Third Proportional to 15,431,328 and 32,988,528

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Solution

The third proportional to 15,431,328 and 32,988,528 is: 70,521,667.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,431,328 : 32,988,528 = 32,988,528 : x
  2. Step 2: Convert to fraction form
    15,431,328/32,988,528 = 32,988,528/x
  3. Step 3: Cross multiply
    15,431,328x = 32,988,528 × 32,988,528
  4. Step 4: Simplify right side
    15,431,328x = 1,088,242,979,606,784
  5. Step 5: Solve for x
    x = 1,088,242,979,606,784/15,431,328
  6. Step 6: Final answer
    x = 70,521,667.33

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.