Home / 14,231,427.48-19,639,341.72-7,705,055.16

Finding the Fourth Proportional to 14,231,427.48, 19,639,341.72 and 7,705,055.16

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Solution

The fourth proportional to 14,231,427.48, 19,639,341.72 and 7,705,055.16 is: 10,632,960.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231,427.48 : 19,639,341.72 = 7,705,055.16 : x
  2. Step 2: Convert to fraction form
    14,231,427.48/19,639,341.72 = 7,705,055.16/x
  3. Step 3: Cross multiply
    14,231,427.48x = 19,639,341.72 × 7,705,055.16
  4. Step 4: Simplify right side
    14,231,427.48x = 151,322,211,258,689.28
  5. Step 5: Solve for x
    x = 151,322,211,258,689.28/14,231,427.48
  6. Step 6: Final answer
    x = 10,632,960.85

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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.