Home / 19,244,889.47-28,871,642.59-6,465,045.62

Finding the Fourth Proportional to 19,244,889.47, 28,871,642.59 and 6,465,045.62

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Solution

The fourth proportional to 19,244,889.47, 28,871,642.59 and 6,465,045.62 is: 9,699,015.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,244,889.47 : 28,871,642.59 = 6,465,045.62 : x
  2. Step 2: Convert to fraction form
    19,244,889.47/28,871,642.59 = 6,465,045.62/x
  3. Step 3: Cross multiply
    19,244,889.47x = 28,871,642.59 × 6,465,045.62
  4. Step 4: Simplify right side
    19,244,889.47x = 186,656,486,524,701.44
  5. Step 5: Solve for x
    x = 186,656,486,524,701.44/19,244,889.47
  6. Step 6: Final answer
    x = 9,699,015.77

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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.