Home / 30,196,035.18-45,290,660.81-8,339,521.59

Finding the Fourth Proportional to 30,196,035.18, 45,290,660.81 and 8,339,521.59

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Solution

The fourth proportional to 30,196,035.18, 45,290,660.81 and 8,339,521.59 is: 12,508,345.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,196,035.18 : 45,290,660.81 = 8,339,521.59 : x
  2. Step 2: Convert to fraction form
    30,196,035.18/45,290,660.81 = 8,339,521.59/x
  3. Step 3: Cross multiply
    30,196,035.18x = 45,290,660.81 × 8,339,521.59
  4. Step 4: Simplify right side
    30,196,035.18x = 377,702,443,608,664.25
  5. Step 5: Solve for x
    x = 377,702,443,608,664.25/30,196,035.18
  6. Step 6: Final answer
    x = 12,508,345.59

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1.5x scale

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.