Home / 8,816,018.70-13,207,698.45-5,018,220.30

Finding the Fourth Proportional to 8,816,018.70, 13,207,698.45 and 5,018,220.30

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Solution

The fourth proportional to 8,816,018.70, 13,207,698.45 and 5,018,220.30 is: 7,518,035.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816,018.70 : 13,207,698.45 = 5,018,220.30 : x
  2. Step 2: Convert to fraction form
    8,816,018.70/13,207,698.45 = 5,018,220.30/x
  3. Step 3: Cross multiply
    8,816,018.70x = 13,207,698.45 × 5,018,220.30
  4. Step 4: Simplify right side
    8,816,018.70x = 66,279,140,478,068.53
  5. Step 5: Solve for x
    x = 66,279,140,478,068.53/8,816,018.70
  6. Step 6: Final answer
    x = 7,518,035.38

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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.