Home / 28,901,030.81-43,351,691.11-7,335,638.92

Finding the Fourth Proportional to 28,901,030.81, 43,351,691.11 and 7,335,638.92

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Solution

The fourth proportional to 28,901,030.81, 43,351,691.11 and 7,335,638.92 is: 11,003,495.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,901,030.81 : 43,351,691.11 = 7,335,638.92 : x
  2. Step 2: Convert to fraction form
    28,901,030.81/43,351,691.11 = 7,335,638.92/x
  3. Step 3: Cross multiply
    28,901,030.81x = 43,351,691.11 × 7,335,638.92
  4. Step 4: Simplify right side
    28,901,030.81x = 318,012,352,427,615.69
  5. Step 5: Solve for x
    x = 318,012,352,427,615.69/28,901,030.81
  6. Step 6: Final answer
    x = 11,003,495.15

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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.