Home / 12,749,575.67-17,595,038.19-7,169,578.41

Finding the Fourth Proportional to 12,749,575.67, 17,595,038.19 and 7,169,578.41

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Solution

The fourth proportional to 12,749,575.67, 17,595,038.19 and 7,169,578.41 is: 9,894,368.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,749,575.67 : 17,595,038.19 = 7,169,578.41 : x
  2. Step 2: Convert to fraction form
    12,749,575.67/17,595,038.19 = 7,169,578.41/x
  3. Step 3: Cross multiply
    12,749,575.67x = 17,595,038.19 × 7,169,578.41
  4. Step 4: Simplify right side
    12,749,575.67x = 126,149,006,023,016.81
  5. Step 5: Solve for x
    x = 126,149,006,023,016.81/12,749,575.67
  6. Step 6: Final answer
    x = 9,894,368.98

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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.