Home / 50,871,712.80-76,307,569.20-31,500,688.35

Finding the Fourth Proportional to 50,871,712.80, 76,307,569.20 and 31,500,688.35

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Solution

The fourth proportional to 50,871,712.80, 76,307,569.20 and 31,500,688.35 is: 47,251,032.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,871,712.80 : 76,307,569.20 = 31,500,688.35 : x
  2. Step 2: Convert to fraction form
    50,871,712.80/76,307,569.20 = 31,500,688.35/x
  3. Step 3: Cross multiply
    50,871,712.80x = 76,307,569.20 × 31,500,688.35
  4. Step 4: Simplify right side
    50,871,712.80x = 2,403,740,956,115,259
  5. Step 5: Solve for x
    x = 2,403,740,956,115,259/50,871,712.80
  6. Step 6: Final answer
    x = 47,251,032.53

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Why These Related Problems?

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