Home / 31,583,331.84-47,389,420.80-17,184,806.40

Finding the Fourth Proportional to 31,583,331.84, 47,389,420.80 and 17,184,806.40

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Solution

The fourth proportional to 31,583,331.84, 47,389,420.80 and 17,184,806.40 is: 25,785,057.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,583,331.84 : 47,389,420.80 = 17,184,806.40 : x
  2. Step 2: Convert to fraction form
    31,583,331.84/47,389,420.80 = 17,184,806.40/x
  3. Step 3: Cross multiply
    31,583,331.84x = 47,389,420.80 × 17,184,806.40
  4. Step 4: Simplify right side
    31,583,331.84x = 814,378,021,856,133
  5. Step 5: Solve for x
    x = 814,378,021,856,133/31,583,331.84
  6. Step 6: Final answer
    x = 25,785,057.32

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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.