Home / 31,248,001.20-46,872,001.80-28,067,228.40

Finding the Fourth Proportional to 31,248,001.20, 46,872,001.80 and 28,067,228.40

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Solution

The fourth proportional to 31,248,001.20, 46,872,001.80 and 28,067,228.40 is: 42,100,842.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248,001.20 : 46,872,001.80 = 28,067,228.40 : x
  2. Step 2: Convert to fraction form
    31,248,001.20/46,872,001.80 = 28,067,228.40/x
  3. Step 3: Cross multiply
    31,248,001.20x = 46,872,001.80 × 28,067,228.40
  4. Step 4: Simplify right side
    31,248,001.20x = 1,315,567,180,085,811
  5. Step 5: Solve for x
    x = 1,315,567,180,085,811/31,248,001.20
  6. Step 6: Final answer
    x = 42,100,842.60

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1.5x scale

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.