Home / 48,005,854.88-66,248,496.48-28,171,492.64

Finding the Fourth Proportional to 48,005,854.88, 66,248,496.48 and 28,171,492.64

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Solution

The fourth proportional to 48,005,854.88, 66,248,496.48 and 28,171,492.64 is: 38,876,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,005,854.88 : 66,248,496.48 = 28,171,492.64 : x
  2. Step 2: Convert to fraction form
    48,005,854.88/66,248,496.48 = 28,171,492.64/x
  3. Step 3: Cross multiply
    48,005,854.88x = 66,248,496.48 × 28,171,492.64
  4. Step 4: Simplify right side
    48,005,854.88x = 1,866,319,030,997,385.75
  5. Step 5: Solve for x
    x = 1,866,319,030,997,385.75/48,005,854.88
  6. Step 6: Final answer
    x = 38,876,904.40

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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.