Home / 15,113,824.29-20,840,594.85-10,210,532.58

Finding the Fourth Proportional to 15,113,824.29, 20,840,594.85 and 10,210,532.58

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Solution

The fourth proportional to 15,113,824.29, 20,840,594.85 and 10,210,532.58 is: 14,079,399.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,113,824.29 : 20,840,594.85 = 10,210,532.58 : x
  2. Step 2: Convert to fraction form
    15,113,824.29/20,840,594.85 = 10,210,532.58/x
  3. Step 3: Cross multiply
    15,113,824.29x = 20,840,594.85 × 10,210,532.58
  4. Step 4: Simplify right side
    15,113,824.29x = 212,793,572,702,505.22
  5. Step 5: Solve for x
    x = 212,793,572,702,505.22/15,113,824.29
  6. Step 6: Final answer
    x = 14,079,399.67

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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.