Home / 19,244,890.47-28,871,644.09-6,465,046.62

Finding the Fourth Proportional to 19,244,890.47, 28,871,644.09 and 6,465,046.62

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Solution

The fourth proportional to 19,244,890.47, 28,871,644.09 and 6,465,046.62 is: 9,699,017.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,244,890.47 : 28,871,644.09 = 6,465,046.62 : x
  2. Step 2: Convert to fraction form
    19,244,890.47/28,871,644.09 = 6,465,046.62/x
  3. Step 3: Cross multiply
    19,244,890.47x = 28,871,644.09 × 6,465,046.62
  4. Step 4: Simplify right side
    19,244,890.47x = 186,656,525,037,897.47
  5. Step 5: Solve for x
    x = 186,656,525,037,897.47/19,244,890.47
  6. Step 6: Final answer
    x = 9,699,017.27

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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.