Home / 48,871,575.51-67,387,506.48-31,207,251.69

Finding the Fourth Proportional to 48,871,575.51, 67,387,506.48 and 31,207,251.69

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Solution

The fourth proportional to 48,871,575.51, 67,387,506.48 and 31,207,251.69 is: 43,030,715.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,871,575.51 : 67,387,506.48 = 31,207,251.69 : x
  2. Step 2: Convert to fraction form
    48,871,575.51/67,387,506.48 = 31,207,251.69/x
  3. Step 3: Cross multiply
    48,871,575.51x = 67,387,506.48 × 31,207,251.69
  4. Step 4: Simplify right side
    48,871,575.51x = 2,102,978,875,482,866.25
  5. Step 5: Solve for x
    x = 2,102,978,875,482,866.25/48,871,575.51
  6. Step 6: Final answer
    x = 43,030,715.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.