Home / 20,142,937.55-30,223,335.37-10,556,035.94

Finding the Fourth Proportional to 20,142,937.55, 30,223,335.37 and 10,556,035.94

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Solution

The fourth proportional to 20,142,937.55, 30,223,335.37 and 10,556,035.94 is: 15,838,733.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,142,937.55 : 30,223,335.37 = 10,556,035.94 : x
  2. Step 2: Convert to fraction form
    20,142,937.55/30,223,335.37 = 10,556,035.94/x
  3. Step 3: Cross multiply
    20,142,937.55x = 30,223,335.37 × 10,556,035.94
  4. Step 4: Simplify right side
    20,142,937.55x = 319,038,614,392,393.19
  5. Step 5: Solve for x
    x = 319,038,614,392,393.19/20,142,937.55
  6. Step 6: Final answer
    x = 15,838,733.23

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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.