Home / 53,396,421.90-80,094,632.85-13,006,905.90

Finding the Fourth Proportional to 53,396,421.90, 80,094,632.85 and 13,006,905.90

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Solution

The fourth proportional to 53,396,421.90, 80,094,632.85 and 13,006,905.90 is: 19,510,358.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,396,421.90 : 80,094,632.85 = 13,006,905.90 : x
  2. Step 2: Convert to fraction form
    53,396,421.90/80,094,632.85 = 13,006,905.90/x
  3. Step 3: Cross multiply
    53,396,421.90x = 80,094,632.85 × 13,006,905.90
  4. Step 4: Simplify right side
    53,396,421.90x = 1,041,783,352,574,998.75
  5. Step 5: Solve for x
    x = 1,041,783,352,574,998.75/53,396,421.90
  6. Step 6: Final answer
    x = 19,510,358.85

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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.