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Finding the Third Proportional to 13,018,988 and 28,352,428

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Solution

The third proportional to 13,018,988 and 28,352,428 is: 61,745,211.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,018,988 : 28,352,428 = 28,352,428 : x
  2. Step 2: Convert to fraction form
    13,018,988/28,352,428 = 28,352,428/x
  3. Step 3: Cross multiply
    13,018,988x = 28,352,428 × 28,352,428
  4. Step 4: Simplify right side
    13,018,988x = 803,860,173,495,184
  5. Step 5: Solve for x
    x = 803,860,173,495,184/13,018,988
  6. Step 6: Final answer
    x = 61,745,211.95

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.