Home / 45,930,499.20-68,895,748.80-15,638,362.20

Finding the Fourth Proportional to 45,930,499.20, 68,895,748.80 and 15,638,362.20

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Solution

The fourth proportional to 45,930,499.20, 68,895,748.80 and 15,638,362.20 is: 23,457,543.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,930,499.20 : 68,895,748.80 = 15,638,362.20 : x
  2. Step 2: Convert to fraction form
    45,930,499.20/68,895,748.80 = 15,638,362.20/x
  3. Step 3: Cross multiply
    45,930,499.20x = 68,895,748.80 × 15,638,362.20
  4. Step 4: Simplify right side
    45,930,499.20x = 1,077,416,673,774,615.25
  5. Step 5: Solve for x
    x = 1,077,416,673,774,615.25/45,930,499.20
  6. Step 6: Final answer
    x = 23,457,543.30

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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.