Home / 10,762,530.28-16,143,727.02-3,939,578.71

Finding the Fourth Proportional to 10,762,530.28, 16,143,727.02 and 3,939,578.71

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Solution

The fourth proportional to 10,762,530.28, 16,143,727.02 and 3,939,578.71 is: 5,909,343.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,762,530.28 : 16,143,727.02 = 3,939,578.71 : x
  2. Step 2: Convert to fraction form
    10,762,530.28/16,143,727.02 = 3,939,578.71/x
  3. Step 3: Cross multiply
    10,762,530.28x = 16,143,727.02 × 3,939,578.71
  4. Step 4: Simplify right side
    10,762,530.28x = 63,599,483,268,043.74
  5. Step 5: Solve for x
    x = 63,599,483,268,043.74/10,762,530.28
  6. Step 6: Final answer
    x = 5,909,343.03

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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.