Home / 13,133,088.80-19,699,633.20-3,549,946.40

Finding the Fourth Proportional to 13,133,088.80, 19,699,633.20 and 3,549,946.40

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Solution

The fourth proportional to 13,133,088.80, 19,699,633.20 and 3,549,946.40 is: 5,324,919.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,133,088.80 : 19,699,633.20 = 3,549,946.40 : x
  2. Step 2: Convert to fraction form
    13,133,088.80/19,699,633.20 = 3,549,946.40/x
  3. Step 3: Cross multiply
    13,133,088.80x = 19,699,633.20 × 3,549,946.40
  4. Step 4: Simplify right side
    13,133,088.80x = 69,932,641,959,660.48
  5. Step 5: Solve for x
    x = 69,932,641,959,660.48/13,133,088.80
  6. Step 6: Final answer
    x = 5,324,919.60

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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.