Home / 30,341,709.28-45,503,077.20-10,142,227.36

Finding the Fourth Proportional to 30,341,709.28, 45,503,077.20 and 10,142,227.36

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Solution

The fourth proportional to 30,341,709.28, 45,503,077.20 and 10,142,227.36 is: 15,210,169.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,341,709.28 : 45,503,077.20 = 10,142,227.36 : x
  2. Step 2: Convert to fraction form
    30,341,709.28/45,503,077.20 = 10,142,227.36/x
  3. Step 3: Cross multiply
    30,341,709.28x = 45,503,077.20 × 10,142,227.36
  4. Step 4: Simplify right side
    30,341,709.28x = 461,502,554,542,032.19
  5. Step 5: Solve for x
    x = 461,502,554,542,032.19/30,341,709.28
  6. Step 6: Final answer
    x = 15,210,169.94

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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.