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Finding the Third Proportional to 21,574,557 and 46,350,810

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Solution

The third proportional to 21,574,557 and 46,350,810 is: 99,580,148.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,574,557 : 46,350,810 = 46,350,810 : x
  2. Step 2: Convert to fraction form
    21,574,557/46,350,810 = 46,350,810/x
  3. Step 3: Cross multiply
    21,574,557x = 46,350,810 × 46,350,810
  4. Step 4: Simplify right side
    21,574,557x = 2,148,397,587,656,100
  5. Step 5: Solve for x
    x = 2,148,397,587,656,100/21,574,557
  6. Step 6: Final answer
    x = 99,580,148.40

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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.