Home / 27,893,055.08-38,493,406.50-15,503,398.76

Finding the Fourth Proportional to 27,893,055.08, 38,493,406.50 and 15,503,398.76

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Solution

The fourth proportional to 27,893,055.08, 38,493,406.50 and 15,503,398.76 is: 21,395,240.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,893,055.08 : 38,493,406.50 = 15,503,398.76 : x
  2. Step 2: Convert to fraction form
    27,893,055.08/38,493,406.50 = 15,503,398.76/x
  3. Step 3: Cross multiply
    27,893,055.08x = 38,493,406.50 × 15,503,398.76
  4. Step 4: Simplify right side
    27,893,055.08x = 596,778,630,600,275.88
  5. Step 5: Solve for x
    x = 596,778,630,600,275.88/27,893,055.08
  6. Step 6: Final answer
    x = 21,395,240.82

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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.