Home / 19,574,639.90-29,361,959.85-13,528,022.30

Finding the Fourth Proportional to 19,574,639.90, 29,361,959.85 and 13,528,022.30

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Solution

The fourth proportional to 19,574,639.90, 29,361,959.85 and 13,528,022.30 is: 20,292,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574,639.90 : 29,361,959.85 = 13,528,022.30 : x
  2. Step 2: Convert to fraction form
    19,574,639.90/29,361,959.85 = 13,528,022.30/x
  3. Step 3: Cross multiply
    19,574,639.90x = 29,361,959.85 × 13,528,022.30
  4. Step 4: Simplify right side
    19,574,639.90x = 397,209,247,622,504.69
  5. Step 5: Solve for x
    x = 397,209,247,622,504.69/19,574,639.90
  6. Step 6: Final answer
    x = 20,292,033.45

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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.