Home / 15,197,954.40-20,973,300.71-9,003,353.58

Finding the Fourth Proportional to 15,197,954.40, 20,973,300.71 and 9,003,353.58

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Solution

The fourth proportional to 15,197,954.40, 20,973,300.71 and 9,003,353.58 is: 12,424,701.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,197,954.40 : 20,973,300.71 = 9,003,353.58 : x
  2. Step 2: Convert to fraction form
    15,197,954.40/20,973,300.71 = 9,003,353.58/x
  3. Step 3: Cross multiply
    15,197,954.40x = 20,973,300.71 × 9,003,353.58
  4. Step 4: Simplify right side
    15,197,954.40x = 188,830,041,986,778.25
  5. Step 5: Solve for x
    x = 188,830,041,986,778.25/15,197,954.40
  6. Step 6: Final answer
    x = 12,424,701.18

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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.