Home / 39,578,049.80-59,367,074.70-30,609,038.60

Finding the Fourth Proportional to 39,578,049.80, 59,367,074.70 and 30,609,038.60

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Solution

The fourth proportional to 39,578,049.80, 59,367,074.70 and 30,609,038.60 is: 45,913,557.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,578,049.80 : 59,367,074.70 = 30,609,038.60 : x
  2. Step 2: Convert to fraction form
    39,578,049.80/59,367,074.70 = 30,609,038.60/x
  3. Step 3: Cross multiply
    39,578,049.80x = 59,367,074.70 × 30,609,038.60
  4. Step 4: Simplify right side
    39,578,049.80x = 1,817,169,081,061,383.50
  5. Step 5: Solve for x
    x = 1,817,169,081,061,383.50/39,578,049.80
  6. Step 6: Final answer
    x = 45,913,557.90

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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.