Home / 13,005,622.80-19,502,529.30-4,915,909.80

Finding the Fourth Proportional to 13,005,622.80, 19,502,529.30 and 4,915,909.80

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Solution

The fourth proportional to 13,005,622.80, 19,502,529.30 and 4,915,909.80 is: 7,371,632.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,005,622.80 : 19,502,529.30 = 4,915,909.80 : x
  2. Step 2: Convert to fraction form
    13,005,622.80/19,502,529.30 = 4,915,909.80/x
  3. Step 3: Cross multiply
    13,005,622.80x = 19,502,529.30 × 4,915,909.80
  4. Step 4: Simplify right side
    13,005,622.80x = 95,872,674,910,657.14
  5. Step 5: Solve for x
    x = 95,872,674,910,657.14/13,005,622.80
  6. Step 6: Final answer
    x = 7,371,632.75

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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.