Home / 12,705,280.61-19,058,750.37-9,303,747.17

Finding the Fourth Proportional to 12,705,280.61, 19,058,750.37 and 9,303,747.17

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Solution

The fourth proportional to 12,705,280.61, 19,058,750.37 and 9,303,747.17 is: 13,956,228.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,705,280.61 : 19,058,750.37 = 9,303,747.17 : x
  2. Step 2: Convert to fraction form
    12,705,280.61/19,058,750.37 = 9,303,747.17/x
  3. Step 3: Cross multiply
    12,705,280.61x = 19,058,750.37 × 9,303,747.17
  4. Step 4: Simplify right side
    12,705,280.61x = 177,317,794,723,330.19
  5. Step 5: Solve for x
    x = 177,317,794,723,330.19/12,705,280.61
  6. Step 6: Final answer
    x = 13,956,228.14

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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.