Home / 5,259,793.80-7,889,690.70-4,870,070.40

Finding the Fourth Proportional to 5,259,793.80, 7,889,690.70 and 4,870,070.40

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Solution

The fourth proportional to 5,259,793.80, 7,889,690.70 and 4,870,070.40 is: 7,305,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259,793.80 : 7,889,690.70 = 4,870,070.40 : x
  2. Step 2: Convert to fraction form
    5,259,793.80/7,889,690.70 = 4,870,070.40/x
  3. Step 3: Cross multiply
    5,259,793.80x = 7,889,690.70 × 4,870,070.40
  4. Step 4: Simplify right side
    5,259,793.80x = 38,423,349,143,225.28
  5. Step 5: Solve for x
    x = 38,423,349,143,225.28/5,259,793.80
  6. Step 6: Final answer
    x = 7,305,105.60

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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.