Home / 21,718,747.02-32,578,217.01-7,341,890.70

Finding the Fourth Proportional to 21,718,747.02, 32,578,217.01 and 7,341,890.70

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Solution

The fourth proportional to 21,718,747.02, 32,578,217.01 and 7,341,890.70 is: 11,012,868.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,718,747.02 : 32,578,217.01 = 7,341,890.70 : x
  2. Step 2: Convert to fraction form
    21,718,747.02/32,578,217.01 = 7,341,890.70/x
  3. Step 3: Cross multiply
    21,718,747.02x = 32,578,217.01 × 7,341,890.70
  4. Step 4: Simplify right side
    21,718,747.02x = 239,185,708,488,300.81
  5. Step 5: Solve for x
    x = 239,185,708,488,300.81/21,718,747.02
  6. Step 6: Final answer
    x = 11,012,868.66

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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.