Home / 14,243,338.46-19,655,818.16-8,361,821.13

Finding the Fourth Proportional to 14,243,338.46, 19,655,818.16 and 8,361,821.13

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Solution

The fourth proportional to 14,243,338.46, 19,655,818.16 and 8,361,821.13 is: 11,539,319.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243,338.46 : 19,655,818.16 = 8,361,821.13 : x
  2. Step 2: Convert to fraction form
    14,243,338.46/19,655,818.16 = 8,361,821.13/x
  3. Step 3: Cross multiply
    14,243,338.46x = 19,655,818.16 × 8,361,821.13
  4. Step 4: Simplify right side
    14,243,338.46x = 164,358,435,575,916.62
  5. Step 5: Solve for x
    x = 164,358,435,575,916.62/14,243,338.46
  6. Step 6: Final answer
    x = 11,539,319.67

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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.