Home / 34,695,439.80-52,005,834.90-13,121,705.40

Finding the Fourth Proportional to 34,695,439.80, 52,005,834.90 and 13,121,705.40

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Solution

The fourth proportional to 34,695,439.80, 52,005,834.90 and 13,121,705.40 is: 19,668,441.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,695,439.80 : 52,005,834.90 = 13,121,705.40 : x
  2. Step 2: Convert to fraction form
    34,695,439.80/52,005,834.90 = 13,121,705.40/x
  3. Step 3: Cross multiply
    34,695,439.80x = 52,005,834.90 × 13,121,705.40
  4. Step 4: Simplify right side
    34,695,439.80x = 682,405,244,638,838.50
  5. Step 5: Solve for x
    x = 682,405,244,638,838.50/34,695,439.80
  6. Step 6: Final answer
    x = 19,668,441.98

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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.