Home / 13,872,854.64-19,151,085.24-10,436,406.96

Finding the Fourth Proportional to 13,872,854.64, 19,151,085.24 and 10,436,406.96

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Solution

The fourth proportional to 13,872,854.64, 19,151,085.24 and 10,436,406.96 is: 14,407,165.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,872,854.64 : 19,151,085.24 = 10,436,406.96 : x
  2. Step 2: Convert to fraction form
    13,872,854.64/19,151,085.24 = 10,436,406.96/x
  3. Step 3: Cross multiply
    13,872,854.64x = 19,151,085.24 × 10,436,406.96
  4. Step 4: Simplify right side
    13,872,854.64x = 199,868,519,290,289.28
  5. Step 5: Solve for x
    x = 199,868,519,290,289.28/13,872,854.64
  6. Step 6: Final answer
    x = 14,407,165.97

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1.5x scale

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.