Home / 8,012,979.20-11,058,472.50-4,528,639.91

Finding the Fourth Proportional to 8,012,979.20, 11,058,472.50 and 4,528,639.91

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Solution

The fourth proportional to 8,012,979.20, 11,058,472.50 and 4,528,639.91 is: 6,249,840.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012,979.20 : 11,058,472.50 = 4,528,639.91 : x
  2. Step 2: Convert to fraction form
    8,012,979.20/11,058,472.50 = 4,528,639.91/x
  3. Step 3: Cross multiply
    8,012,979.20x = 11,058,472.50 × 4,528,639.91
  4. Step 4: Simplify right side
    8,012,979.20x = 50,079,839,907,137.48
  5. Step 5: Solve for x
    x = 50,079,839,907,137.48/8,012,979.20
  6. Step 6: Final answer
    x = 6,249,840.25

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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.