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Finding the Third Proportional to 57,636,762.47 and 89,148,435.47

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Solution

The third proportional to 57,636,762.47 and 89,148,435.47 is: 137,888,444.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,636,762.47 : 89,148,435.47 = 89,148,435.47 : x
  2. Step 2: Convert to fraction form
    57,636,762.47/89,148,435.47 = 89,148,435.47/x
  3. Step 3: Cross multiply
    57,636,762.47x = 89,148,435.47 × 89,148,435.47
  4. Step 4: Simplify right side
    57,636,762.47x = 7,947,443,546,525,883
  5. Step 5: Solve for x
    x = 7,947,443,546,525,883/57,636,762.47
  6. Step 6: Final answer
    x = 137,888,444.91

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.