Home / 15,708,365.04-21,679,517.76-8,832,797.76

Finding the Fourth Proportional to 15,708,365.04, 21,679,517.76 and 8,832,797.76

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Solution

The fourth proportional to 15,708,365.04, 21,679,517.76 and 8,832,797.76 is: 12,190,370.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,708,365.04 : 21,679,517.76 = 8,832,797.76 : x
  2. Step 2: Convert to fraction form
    15,708,365.04/21,679,517.76 = 8,832,797.76/x
  3. Step 3: Cross multiply
    15,708,365.04x = 21,679,517.76 × 8,832,797.76
  4. Step 4: Simplify right side
    15,708,365.04x = 191,490,795,908,408.22
  5. Step 5: Solve for x
    x = 191,490,795,908,408.22/15,708,365.04
  6. Step 6: Final answer
    x = 12,190,370.89

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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.