Home / 39,171,806.30-58,767,040.65-18,960,427.10

Finding the Fourth Proportional to 39,171,806.30, 58,767,040.65 and 18,960,427.10

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Solution

The fourth proportional to 39,171,806.30, 58,767,040.65 and 18,960,427.10 is: 28,445,157.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,171,806.30 : 58,767,040.65 = 18,960,427.10 : x
  2. Step 2: Convert to fraction form
    39,171,806.30/58,767,040.65 = 18,960,427.10/x
  3. Step 3: Cross multiply
    39,171,806.30x = 58,767,040.65 × 18,960,427.10
  4. Step 4: Simplify right side
    39,171,806.30x = 1,114,248,190,127,061.62
  5. Step 5: Solve for x
    x = 1,114,248,190,127,061.62/39,171,806.30
  6. Step 6: Final answer
    x = 28,445,157.25

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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.