Home / 14,233,985.80-21,350,978.70-6,557,615.80

Finding the Fourth Proportional to 14,233,985.80, 21,350,978.70 and 6,557,615.80

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Solution

The fourth proportional to 14,233,985.80, 21,350,978.70 and 6,557,615.80 is: 9,836,423.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,233,985.80 : 21,350,978.70 = 6,557,615.80 : x
  2. Step 2: Convert to fraction form
    14,233,985.80/21,350,978.70 = 6,557,615.80/x
  3. Step 3: Cross multiply
    14,233,985.80x = 21,350,978.70 × 6,557,615.80
  4. Step 4: Simplify right side
    14,233,985.80x = 140,011,515,268,583.45
  5. Step 5: Solve for x
    x = 140,011,515,268,583.45/14,233,985.80
  6. Step 6: Final answer
    x = 9,836,423.70

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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.