Home / 9,509,985.54-13,123,780.02-5,435,692.02

Finding the Fourth Proportional to 9,509,985.54, 13,123,780.02 and 5,435,692.02

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Solution

The fourth proportional to 9,509,985.54, 13,123,780.02 and 5,435,692.02 is: 7,501,254.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,509,985.54 : 13,123,780.02 = 5,435,692.02 : x
  2. Step 2: Convert to fraction form
    9,509,985.54/13,123,780.02 = 5,435,692.02/x
  3. Step 3: Cross multiply
    9,509,985.54x = 13,123,780.02 × 5,435,692.02
  4. Step 4: Simplify right side
    9,509,985.54x = 71,336,826,326,949.44
  5. Step 5: Solve for x
    x = 71,336,826,326,949.44/9,509,985.54
  6. Step 6: Final answer
    x = 7,501,254.97

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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.