Home / 13,642,830.70-20,464,574.10-4,058,521.90

Finding the Fourth Proportional to 13,642,830.70, 20,464,574.10 and 4,058,521.90

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Solution

The fourth proportional to 13,642,830.70, 20,464,574.10 and 4,058,521.90 is: 6,087,880.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,642,830.70 : 20,464,574.10 = 4,058,521.90 : x
  2. Step 2: Convert to fraction form
    13,642,830.70/20,464,574.10 = 4,058,521.90/x
  3. Step 3: Cross multiply
    13,642,830.70x = 20,464,574.10 × 4,058,521.90
  4. Step 4: Simplify right side
    13,642,830.70x = 83,055,922,159,022.80
  5. Step 5: Solve for x
    x = 83,055,922,159,022.80/13,642,830.70
  6. Step 6: Final answer
    x = 6,087,880.44

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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.