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Finding the Third Proportional to 13,415,784 and 28,955,880

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Solution

The third proportional to 13,415,784 and 28,955,880 is: 62,496,756.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,415,784 : 28,955,880 = 28,955,880 : x
  2. Step 2: Convert to fraction form
    13,415,784/28,955,880 = 28,955,880/x
  3. Step 3: Cross multiply
    13,415,784x = 28,955,880 × 28,955,880
  4. Step 4: Simplify right side
    13,415,784x = 838,442,986,574,400
  5. Step 5: Solve for x
    x = 838,442,986,574,400/13,415,784
  6. Step 6: Final answer
    x = 62,496,756.55

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.