Home / 54,203,483.80-81,332,781.90-36,020,328.40

Finding the Fourth Proportional to 54,203,483.80, 81,332,781.90 and 36,020,328.40

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Solution

The fourth proportional to 54,203,483.80, 81,332,781.90 and 36,020,328.40 is: 54,048,804.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,203,483.80 : 81,332,781.90 = 36,020,328.40 : x
  2. Step 2: Convert to fraction form
    54,203,483.80/81,332,781.90 = 36,020,328.40/x
  3. Step 3: Cross multiply
    54,203,483.80x = 81,332,781.90 × 36,020,328.40
  4. Step 4: Simplify right side
    54,203,483.80x = 2,929,633,513,723,576
  5. Step 5: Solve for x
    x = 2,929,633,513,723,576/54,203,483.80
  6. Step 6: Final answer
    x = 54,048,804.77

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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.