Home / 9,783,058.60-14,608,708.08-7,989,499.90

Finding the Fourth Proportional to 9,783,058.60, 14,608,708.08 and 7,989,499.90

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Solution

The fourth proportional to 9,783,058.60, 14,608,708.08 and 7,989,499.90 is: 11,930,447.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,783,058.60 : 14,608,708.08 = 7,989,499.90 : x
  2. Step 2: Convert to fraction form
    9,783,058.60/14,608,708.08 = 7,989,499.90/x
  3. Step 3: Cross multiply
    9,783,058.60x = 14,608,708.08 × 7,989,499.90
  4. Step 4: Simplify right side
    9,783,058.60x = 116,716,271,744,289.20
  5. Step 5: Solve for x
    x = 116,716,271,744,289.20/9,783,058.60
  6. Step 6: Final answer
    x = 11,930,447.98

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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.