Home / 14,488,074.32-19,985,217.66-9,046,118.48

Finding the Fourth Proportional to 14,488,074.32, 19,985,217.66 and 9,046,118.48

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Solution

The fourth proportional to 14,488,074.32, 19,985,217.66 and 9,046,118.48 is: 12,478,445.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488,074.32 : 19,985,217.66 = 9,046,118.48 : x
  2. Step 2: Convert to fraction form
    14,488,074.32/19,985,217.66 = 9,046,118.48/x
  3. Step 3: Cross multiply
    14,488,074.32x = 19,985,217.66 × 9,046,118.48
  4. Step 4: Simplify right side
    14,488,074.32x = 180,788,646,800,948.38
  5. Step 5: Solve for x
    x = 180,788,646,800,948.38/14,488,074.32
  6. Step 6: Final answer
    x = 12,478,445.57

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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.