Home / 38,835,956.70-58,291,259.85-19,688,334.30

Finding the Fourth Proportional to 38,835,956.70, 58,291,259.85 and 19,688,334.30

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Solution

The fourth proportional to 38,835,956.70, 58,291,259.85 and 19,688,334.30 is: 29,551,423.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,835,956.70 : 58,291,259.85 = 19,688,334.30 : x
  2. Step 2: Convert to fraction form
    38,835,956.70/58,291,259.85 = 19,688,334.30/x
  3. Step 3: Cross multiply
    38,835,956.70x = 58,291,259.85 × 19,688,334.30
  4. Step 4: Simplify right side
    38,835,956.70x = 1,147,657,810,694,968
  5. Step 5: Solve for x
    x = 1,147,657,810,694,968/38,835,956.70
  6. Step 6: Final answer
    x = 29,551,423.69

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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.