Home / 19,133,169.69-28,716,337.46-10,041,690.41

Finding the Fourth Proportional to 19,133,169.69, 28,716,337.46 and 10,041,690.41

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Solution

The fourth proportional to 19,133,169.69, 28,716,337.46 and 10,041,690.41 is: 15,071,238.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133,169.69 : 28,716,337.46 = 10,041,690.41 : x
  2. Step 2: Convert to fraction form
    19,133,169.69/28,716,337.46 = 10,041,690.41/x
  3. Step 3: Cross multiply
    19,133,169.69x = 28,716,337.46 × 10,041,690.41
  4. Step 4: Simplify right side
    19,133,169.69x = 288,360,570,363,928.25
  5. Step 5: Solve for x
    x = 288,360,570,363,928.25/19,133,169.69
  6. Step 6: Final answer
    x = 15,071,238.85

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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.