Home / 21,851,582.04-30,155,188.90-12,062,032.20

Finding the Fourth Proportional to 21,851,582.04, 30,155,188.90 and 12,062,032.20

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Solution

The fourth proportional to 21,851,582.04, 30,155,188.90 and 12,062,032.20 is: 16,645,607.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,851,582.04 : 30,155,188.90 = 12,062,032.20 : x
  2. Step 2: Convert to fraction form
    21,851,582.04/30,155,188.90 = 12,062,032.20/x
  3. Step 3: Cross multiply
    21,851,582.04x = 30,155,188.90 × 12,062,032.20
  4. Step 4: Simplify right side
    21,851,582.04x = 363,732,859,508,882.56
  5. Step 5: Solve for x
    x = 363,732,859,508,882.56/21,851,582.04
  6. Step 6: Final answer
    x = 16,645,607.57

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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.