Home / 53,701,288.51-80,564,322.12-16,811,081.86

Finding the Fourth Proportional to 53,701,288.51, 80,564,322.12 and 16,811,081.86

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Solution

The fourth proportional to 53,701,288.51, 80,564,322.12 and 16,811,081.86 is: 25,220,501.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,701,288.51 : 80,564,322.12 = 16,811,081.86 : x
  2. Step 2: Convert to fraction form
    53,701,288.51/80,564,322.12 = 16,811,081.86/x
  3. Step 3: Cross multiply
    53,701,288.51x = 80,564,322.12 × 16,811,081.86
  4. Step 4: Simplify right side
    53,701,288.51x = 1,354,373,414,154,728.75
  5. Step 5: Solve for x
    x = 1,354,373,414,154,728.75/53,701,288.51
  6. Step 6: Final answer
    x = 25,220,501.25

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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.