Home / 50,891,677.72-70,254,908.22-31,329,334.51

Finding the Fourth Proportional to 50,891,677.72, 70,254,908.22 and 31,329,334.51

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Solution

The fourth proportional to 50,891,677.72, 70,254,908.22 and 31,329,334.51 is: 43,249,498.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,891,677.72 : 70,254,908.22 = 31,329,334.51 : x
  2. Step 2: Convert to fraction form
    50,891,677.72/70,254,908.22 = 31,329,334.51/x
  3. Step 3: Cross multiply
    50,891,677.72x = 70,254,908.22 × 31,329,334.51
  4. Step 4: Simplify right side
    50,891,677.72x = 2,201,039,520,593,728.75
  5. Step 5: Solve for x
    x = 2,201,039,520,593,728.75/50,891,677.72
  6. Step 6: Final answer
    x = 43,249,498.13

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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.