Home / 9,889,219.08-13,646,472.72-5,537,307.78

Finding the Fourth Proportional to 9,889,219.08, 13,646,472.72 and 5,537,307.78

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Solution

The fourth proportional to 9,889,219.08, 13,646,472.72 and 5,537,307.78 is: 7,641,121.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,889,219.08 : 13,646,472.72 = 5,537,307.78 : x
  2. Step 2: Convert to fraction form
    9,889,219.08/13,646,472.72 = 5,537,307.78/x
  3. Step 3: Cross multiply
    9,889,219.08x = 13,646,472.72 × 5,537,307.78
  4. Step 4: Simplify right side
    9,889,219.08x = 75,564,719,562,013.77
  5. Step 5: Solve for x
    x = 75,564,719,562,013.77/9,889,219.08
  6. Step 6: Final answer
    x = 7,641,121.00

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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.