Home / 48,499,328.20-66,919,081.80-27,868,788.58

Finding the Fourth Proportional to 48,499,328.20, 66,919,081.80 and 27,868,788.58

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Solution

The fourth proportional to 48,499,328.20, 66,919,081.80 and 27,868,788.58 is: 38,453,187.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,499,328.20 : 66,919,081.80 = 27,868,788.58 : x
  2. Step 2: Convert to fraction form
    48,499,328.20/66,919,081.80 = 27,868,788.58/x
  3. Step 3: Cross multiply
    48,499,328.20x = 66,919,081.80 × 27,868,788.58
  4. Step 4: Simplify right side
    48,499,328.20x = 1,864,953,742,651,925.75
  5. Step 5: Solve for x
    x = 1,864,953,742,651,925.75/48,499,328.20
  6. Step 6: Final answer
    x = 38,453,187.12

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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.