Home / 5,945,672.70-8,918,509.05-3,111,320.70

Finding the Fourth Proportional to 5,945,672.70, 8,918,509.05 and 3,111,320.70

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Solution

The fourth proportional to 5,945,672.70, 8,918,509.05 and 3,111,320.70 is: 4,666,981.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945,672.70 : 8,918,509.05 = 3,111,320.70 : x
  2. Step 2: Convert to fraction form
    5,945,672.70/8,918,509.05 = 3,111,320.70/x
  3. Step 3: Cross multiply
    5,945,672.70x = 8,918,509.05 × 3,111,320.70
  4. Step 4: Simplify right side
    5,945,672.70x = 27,748,341,820,402.34
  5. Step 5: Solve for x
    x = 27,748,341,820,402.34/5,945,672.70
  6. Step 6: Final answer
    x = 4,666,981.05

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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.