Home / 12,748,686.54-17,592,675.48-6,947,344.68

Finding the Fourth Proportional to 12,748,686.54, 17,592,675.48 and 6,947,344.68

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Solution

The fourth proportional to 12,748,686.54, 17,592,675.48 and 6,947,344.68 is: 9,587,056.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,748,686.54 : 17,592,675.48 = 6,947,344.68 : x
  2. Step 2: Convert to fraction form
    12,748,686.54/17,592,675.48 = 6,947,344.68/x
  3. Step 3: Cross multiply
    12,748,686.54x = 17,592,675.48 × 6,947,344.68
  4. Step 4: Simplify right side
    12,748,686.54x = 122,222,380,402,944.44
  5. Step 5: Solve for x
    x = 122,222,380,402,944.44/12,748,686.54
  6. Step 6: Final answer
    x = 9,587,056.68

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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.