Home / 16,570,638.66-22,868,190.82-9,228,471.76

Finding the Fourth Proportional to 16,570,638.66, 22,868,190.82 and 9,228,471.76

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Solution

The fourth proportional to 16,570,638.66, 22,868,190.82 and 9,228,471.76 is: 12,735,686.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,570,638.66 : 22,868,190.82 = 9,228,471.76 : x
  2. Step 2: Convert to fraction form
    16,570,638.66/22,868,190.82 = 9,228,471.76/x
  3. Step 3: Cross multiply
    16,570,638.66x = 22,868,190.82 × 9,228,471.76
  4. Step 4: Simplify right side
    16,570,638.66x = 211,038,453,184,661.25
  5. Step 5: Solve for x
    x = 211,038,453,184,661.25/16,570,638.66
  6. Step 6: Final answer
    x = 12,735,686.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.