Home / 39,157,705.35-58,449,125.77-36,271,980.72

Finding the Fourth Proportional to 39,157,705.35, 58,449,125.77 and 36,271,980.72

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Solution

The fourth proportional to 39,157,705.35, 58,449,125.77 and 36,271,980.72 is: 54,141,721.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,157,705.35 : 58,449,125.77 = 36,271,980.72 : x
  2. Step 2: Convert to fraction form
    39,157,705.35/58,449,125.77 = 36,271,980.72/x
  3. Step 3: Cross multiply
    39,157,705.35x = 58,449,125.77 × 36,271,980.72
  4. Step 4: Simplify right side
    39,157,705.35x = 2,120,065,563,030,295.25
  5. Step 5: Solve for x
    x = 2,120,065,563,030,295.25/39,157,705.35
  6. Step 6: Final answer
    x = 54,141,721.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.