Home / 42,911,090.40-59,216,859.46-31,946,872.08

Finding the Fourth Proportional to 42,911,090.40, 59,216,859.46 and 31,946,872.08

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Solution

The fourth proportional to 42,911,090.40, 59,216,859.46 and 31,946,872.08 is: 44,086,351.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,911,090.40 : 59,216,859.46 = 31,946,872.08 : x
  2. Step 2: Convert to fraction form
    42,911,090.40/59,216,859.46 = 31,946,872.08/x
  3. Step 3: Cross multiply
    42,911,090.40x = 59,216,859.46 × 31,946,872.08
  4. Step 4: Simplify right side
    42,911,090.40x = 1,891,793,434,147,957.75
  5. Step 5: Solve for x
    x = 1,891,793,434,147,957.75/42,911,090.40
  6. Step 6: Final answer
    x = 44,086,351.96

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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.