Home / 10,705,887.76-14,736,786.63-9,240,445.57

Finding the Fourth Proportional to 10,705,887.76, 14,736,786.63 and 9,240,445.57

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Solution

The fourth proportional to 10,705,887.76, 14,736,786.63 and 9,240,445.57 is: 12,719,587.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,705,887.76 : 14,736,786.63 = 9,240,445.57 : x
  2. Step 2: Convert to fraction form
    10,705,887.76/14,736,786.63 = 9,240,445.57/x
  3. Step 3: Cross multiply
    10,705,887.76x = 14,736,786.63 × 9,240,445.57
  4. Step 4: Simplify right side
    10,705,887.76x = 136,174,474,731,218.73
  5. Step 5: Solve for x
    x = 136,174,474,731,218.73/10,705,887.76
  6. Step 6: Final answer
    x = 12,719,587.37

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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.