Home / 39,816,856.80-59,669,762.76-30,093,487.68

Finding the Fourth Proportional to 39,816,856.80, 59,669,762.76 and 30,093,487.68

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Solution

The fourth proportional to 39,816,856.80, 59,669,762.76 and 30,093,487.68 is: 45,098,267.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,816,856.80 : 59,669,762.76 = 30,093,487.68 : x
  2. Step 2: Convert to fraction form
    39,816,856.80/59,669,762.76 = 30,093,487.68/x
  3. Step 3: Cross multiply
    39,816,856.80x = 59,669,762.76 × 30,093,487.68
  4. Step 4: Simplify right side
    39,816,856.80x = 1,795,671,270,486,582.75
  5. Step 5: Solve for x
    x = 1,795,671,270,486,582.75/39,816,856.80
  6. Step 6: Final answer
    x = 45,098,267.79

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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.