Home / 39,879,473.40-59,819,210.10-34,139,910.60

Finding the Fourth Proportional to 39,879,473.40, 59,819,210.10 and 34,139,910.60

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Solution

The fourth proportional to 39,879,473.40, 59,819,210.10 and 34,139,910.60 is: 51,209,865.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,879,473.40 : 59,819,210.10 = 34,139,910.60 : x
  2. Step 2: Convert to fraction form
    39,879,473.40/59,819,210.10 = 34,139,910.60/x
  3. Step 3: Cross multiply
    39,879,473.40x = 59,819,210.10 × 34,139,910.60
  4. Step 4: Simplify right side
    39,879,473.40x = 2,042,222,484,976,617.25
  5. Step 5: Solve for x
    x = 2,042,222,484,976,617.25/39,879,473.40
  6. Step 6: Final answer
    x = 51,209,865.90

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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.