Home / 20,671,536-31,007,580.48-6,488,112

Finding the Fourth Proportional to 20,671,536, 31,007,580.48 and 6,488,112

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Solution

The fourth proportional to 20,671,536, 31,007,580.48 and 6,488,112 is: 9,732,254.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,671,536 : 31,007,580.48 = 6,488,112 : x
  2. Step 2: Convert to fraction form
    20,671,536/31,007,580.48 = 6,488,112/x
  3. Step 3: Cross multiply
    20,671,536x = 31,007,580.48 × 6,488,112
  4. Step 4: Simplify right side
    20,671,536x = 201,180,655,003,253.75
  5. Step 5: Solve for x
    x = 201,180,655,003,253.75/20,671,536
  6. Step 6: Final answer
    x = 9,732,254.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.