Home / 14,021,686.70-21,032,530.05-6,463,414.70

Finding the Fourth Proportional to 14,021,686.70, 21,032,530.05 and 6,463,414.70

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Solution

The fourth proportional to 14,021,686.70, 21,032,530.05 and 6,463,414.70 is: 9,695,122.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,686.70 : 21,032,530.05 = 6,463,414.70 : x
  2. Step 2: Convert to fraction form
    14,021,686.70/21,032,530.05 = 6,463,414.70/x
  3. Step 3: Cross multiply
    14,021,686.70x = 21,032,530.05 × 6,463,414.70
  4. Step 4: Simplify right side
    14,021,686.70x = 135,941,963,903,361.75
  5. Step 5: Solve for x
    x = 135,941,963,903,361.75/14,021,686.70
  6. Step 6: Final answer
    x = 9,695,122.05

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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.