Home / 5,259,620.30-7,889,430.45-5,047,043.90

Finding the Fourth Proportional to 5,259,620.30, 7,889,430.45 and 5,047,043.90

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Solution

The fourth proportional to 5,259,620.30, 7,889,430.45 and 5,047,043.90 is: 7,570,565.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259,620.30 : 7,889,430.45 = 5,047,043.90 : x
  2. Step 2: Convert to fraction form
    5,259,620.30/7,889,430.45 = 5,047,043.90/x
  3. Step 3: Cross multiply
    5,259,620.30x = 7,889,430.45 × 5,047,043.90
  4. Step 4: Simplify right side
    5,259,620.30x = 39,818,301,827,146.76
  5. Step 5: Solve for x
    x = 39,818,301,827,146.76/5,259,620.30
  6. Step 6: Final answer
    x = 7,570,565.85

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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.