Home / 12,425,339.58-17,142,858.54-7,265,047.74

Finding the Fourth Proportional to 12,425,339.58, 17,142,858.54 and 7,265,047.74

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Solution

The fourth proportional to 12,425,339.58, 17,142,858.54 and 7,265,047.74 is: 10,023,362.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,425,339.58 : 17,142,858.54 = 7,265,047.74 : x
  2. Step 2: Convert to fraction form
    12,425,339.58/17,142,858.54 = 7,265,047.74/x
  3. Step 3: Cross multiply
    12,425,339.58x = 17,142,858.54 × 7,265,047.74
  4. Step 4: Simplify right side
    12,425,339.58x = 124,543,685,693,166.70
  5. Step 5: Solve for x
    x = 124,543,685,693,166.70/12,425,339.58
  6. Step 6: Final answer
    x = 10,023,362.73

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1.5x scale

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.