Home / 50,891,678.22-70,254,908.91-31,329,335.01

Finding the Fourth Proportional to 50,891,678.22, 70,254,908.91 and 31,329,335.01

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Solution

The fourth proportional to 50,891,678.22, 70,254,908.91 and 31,329,335.01 is: 43,249,498.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,891,678.22 : 70,254,908.91 = 31,329,335.01 : x
  2. Step 2: Convert to fraction form
    50,891,678.22/70,254,908.91 = 31,329,335.01/x
  3. Step 3: Cross multiply
    50,891,678.22x = 70,254,908.91 × 31,329,335.01
  4. Step 4: Simplify right side
    50,891,678.22x = 2,201,039,577,338,424
  5. Step 5: Solve for x
    x = 2,201,039,577,338,424/50,891,678.22
  6. Step 6: Final answer
    x = 43,249,498.82

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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.