Home / 19,664,411.60-29,496,617.40-14,289,640.40

Finding the Fourth Proportional to 19,664,411.60, 29,496,617.40 and 14,289,640.40

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Solution

The fourth proportional to 19,664,411.60, 29,496,617.40 and 14,289,640.40 is: 21,434,460.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,664,411.60 : 29,496,617.40 = 14,289,640.40 : x
  2. Step 2: Convert to fraction form
    19,664,411.60/29,496,617.40 = 14,289,640.40/x
  3. Step 3: Cross multiply
    19,664,411.60x = 29,496,617.40 × 14,289,640.40
  4. Step 4: Simplify right side
    19,664,411.60x = 421,496,055,662,382.94
  5. Step 5: Solve for x
    x = 421,496,055,662,382.94/19,664,411.60
  6. Step 6: Final answer
    x = 21,434,460.60

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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.