Home / 27,287,788.20-40,931,682.30-15,922,386.60

Finding the Fourth Proportional to 27,287,788.20, 40,931,682.30 and 15,922,386.60

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Solution

The fourth proportional to 27,287,788.20, 40,931,682.30 and 15,922,386.60 is: 23,883,579.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,287,788.20 : 40,931,682.30 = 15,922,386.60 : x
  2. Step 2: Convert to fraction form
    27,287,788.20/40,931,682.30 = 15,922,386.60/x
  3. Step 3: Cross multiply
    27,287,788.20x = 40,931,682.30 × 15,922,386.60
  4. Step 4: Simplify right side
    27,287,788.20x = 651,730,069,768,977.12
  5. Step 5: Solve for x
    x = 651,730,069,768,977.12/27,287,788.20
  6. Step 6: Final answer
    x = 23,883,579.90

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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.