Home / 12,949,332.60-19,426,331.70-5,377,063.80

Finding the Fourth Proportional to 12,949,332.60, 19,426,331.70 and 5,377,063.80

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Solution

The fourth proportional to 12,949,332.60, 19,426,331.70 and 5,377,063.80 is: 8,066,564.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,949,332.60 : 19,426,331.70 = 5,377,063.80 : x
  2. Step 2: Convert to fraction form
    12,949,332.60/19,426,331.70 = 5,377,063.80/x
  3. Step 3: Cross multiply
    12,949,332.60x = 19,426,331.70 × 5,377,063.80
  4. Step 4: Simplify right side
    12,949,332.60x = 104,456,624,950,862.45
  5. Step 5: Solve for x
    x = 104,456,624,950,862.45/12,949,332.60
  6. Step 6: Final answer
    x = 8,066,564.37

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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.