Home / 38,241,130.56-52,772,076-20,837,626.56

Finding the Fourth Proportional to 38,241,130.56, 52,772,076 and 20,837,626.56

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Solution

The fourth proportional to 38,241,130.56, 52,772,076 and 20,837,626.56 is: 28,755,551.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,241,130.56 : 52,772,076 = 20,837,626.56 : x
  2. Step 2: Convert to fraction form
    38,241,130.56/52,772,076 = 20,837,626.56/x
  3. Step 3: Cross multiply
    38,241,130.56x = 52,772,076 × 20,837,626.56
  4. Step 4: Simplify right side
    38,241,130.56x = 1,099,644,812,483,938.50
  5. Step 5: Solve for x
    x = 1,099,644,812,483,938.50/38,241,130.56
  6. Step 6: Final answer
    x = 28,755,551.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.