Home / 35,893,871.40-53,840,807.10-13,171,816.20

Finding the Fourth Proportional to 35,893,871.40, 53,840,807.10 and 13,171,816.20

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Solution

The fourth proportional to 35,893,871.40, 53,840,807.10 and 13,171,816.20 is: 19,757,724.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,893,871.40 : 53,840,807.10 = 13,171,816.20 : x
  2. Step 2: Convert to fraction form
    35,893,871.40/53,840,807.10 = 13,171,816.20/x
  3. Step 3: Cross multiply
    35,893,871.40x = 53,840,807.10 × 13,171,816.20
  4. Step 4: Simplify right side
    35,893,871.40x = 709,181,215,180,855
  5. Step 5: Solve for x
    x = 709,181,215,180,855/35,893,871.40
  6. Step 6: Final answer
    x = 19,757,724.30

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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.