Home / 19,480,040.40-29,220,060.60-8,842,472.40

Finding the Fourth Proportional to 19,480,040.40, 29,220,060.60 and 8,842,472.40

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Solution

The fourth proportional to 19,480,040.40, 29,220,060.60 and 8,842,472.40 is: 13,263,708.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,480,040.40 : 29,220,060.60 = 8,842,472.40 : x
  2. Step 2: Convert to fraction form
    19,480,040.40/29,220,060.60 = 8,842,472.40/x
  3. Step 3: Cross multiply
    19,480,040.40x = 29,220,060.60 × 8,842,472.40
  4. Step 4: Simplify right side
    19,480,040.40x = 258,377,579,381,827.47
  5. Step 5: Solve for x
    x = 258,377,579,381,827.47/19,480,040.40
  6. Step 6: Final answer
    x = 13,263,708.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.