Home / 28,173,842.40-42,312,085.20-24,646,648.80

Finding the Fourth Proportional to 28,173,842.40, 42,312,085.20 and 24,646,648.80

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Solution

The fourth proportional to 28,173,842.40, 42,312,085.20 and 24,646,648.80 is: 37,014,869.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,173,842.40 : 42,312,085.20 = 24,646,648.80 : x
  2. Step 2: Convert to fraction form
    28,173,842.40/42,312,085.20 = 24,646,648.80/x
  3. Step 3: Cross multiply
    28,173,842.40x = 42,312,085.20 × 24,646,648.80
  4. Step 4: Simplify right side
    28,173,842.40x = 1,042,851,103,920,077.88
  5. Step 5: Solve for x
    x = 1,042,851,103,920,077.88/28,173,842.40
  6. Step 6: Final answer
    x = 37,014,869.65

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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.