Home / 39,911,143.80-59,866,715.70-30,345,205.80

Finding the Fourth Proportional to 39,911,143.80, 59,866,715.70 and 30,345,205.80

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Solution

The fourth proportional to 39,911,143.80, 59,866,715.70 and 30,345,205.80 is: 45,517,808.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,911,143.80 : 59,866,715.70 = 30,345,205.80 : x
  2. Step 2: Convert to fraction form
    39,911,143.80/59,866,715.70 = 30,345,205.80/x
  3. Step 3: Cross multiply
    39,911,143.80x = 59,866,715.70 × 30,345,205.80
  4. Step 4: Simplify right side
    39,911,143.80x = 1,816,667,808,486,591.25
  5. Step 5: Solve for x
    x = 1,816,667,808,486,591.25/39,911,143.80
  6. Step 6: Final answer
    x = 45,517,808.70

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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.