Home / 20,443,407.40-30,665,111.10-6,068,693.80

Finding the Fourth Proportional to 20,443,407.40, 30,665,111.10 and 6,068,693.80

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Solution

The fourth proportional to 20,443,407.40, 30,665,111.10 and 6,068,693.80 is: 9,103,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,443,407.40 : 30,665,111.10 = 6,068,693.80 : x
  2. Step 2: Convert to fraction form
    20,443,407.40/30,665,111.10 = 6,068,693.80/x
  3. Step 3: Cross multiply
    20,443,407.40x = 30,665,111.10 × 6,068,693.80
  4. Step 4: Simplify right side
    20,443,407.40x = 186,097,169,608,881.19
  5. Step 5: Solve for x
    x = 186,097,169,608,881.19/20,443,407.40
  6. Step 6: Final answer
    x = 9,103,040.70

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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.