Home / 10,120,609.95-13,966,599.20-5,537,007.87

Finding the Fourth Proportional to 10,120,609.95, 13,966,599.20 and 5,537,007.87

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Solution

The fourth proportional to 10,120,609.95, 13,966,599.20 and 5,537,007.87 is: 7,641,157.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,120,609.95 : 13,966,599.20 = 5,537,007.87 : x
  2. Step 2: Convert to fraction form
    10,120,609.95/13,966,599.20 = 5,537,007.87/x
  3. Step 3: Cross multiply
    10,120,609.95x = 13,966,599.20 × 5,537,007.87
  4. Step 4: Simplify right side
    10,120,609.95x = 77,333,169,659,850.67
  5. Step 5: Solve for x
    x = 77,333,169,659,850.67/10,120,609.95
  6. Step 6: Final answer
    x = 7,641,157.01

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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.