Home / 41,472,039.20-62,208,058.80-28,688,986.40

Finding the Fourth Proportional to 41,472,039.20, 62,208,058.80 and 28,688,986.40

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Solution

The fourth proportional to 41,472,039.20, 62,208,058.80 and 28,688,986.40 is: 43,033,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,472,039.20 : 62,208,058.80 = 28,688,986.40 : x
  2. Step 2: Convert to fraction form
    41,472,039.20/62,208,058.80 = 28,688,986.40/x
  3. Step 3: Cross multiply
    41,472,039.20x = 62,208,058.80 × 28,688,986.40
  4. Step 4: Simplify right side
    41,472,039.20x = 1,784,686,152,883,600.25
  5. Step 5: Solve for x
    x = 1,784,686,152,883,600.25/41,472,039.20
  6. Step 6: Final answer
    x = 43,033,479.60

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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.