Home / 21,827,079.28-32,735,032.38-6,470,778.04

Finding the Fourth Proportional to 21,827,079.28, 32,735,032.38 and 6,470,778.04

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Solution

The fourth proportional to 21,827,079.28, 32,735,032.38 and 6,470,778.04 is: 9,704,510.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,827,079.28 : 32,735,032.38 = 6,470,778.04 : x
  2. Step 2: Convert to fraction form
    21,827,079.28/32,735,032.38 = 6,470,778.04/x
  3. Step 3: Cross multiply
    21,827,079.28x = 32,735,032.38 × 6,470,778.04
  4. Step 4: Simplify right side
    21,827,079.28x = 211,821,128,663,192.94
  5. Step 5: Solve for x
    x = 211,821,128,663,192.94/21,827,079.28
  6. Step 6: Final answer
    x = 9,704,510.89

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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.