Home / 7,921,883.85-11,881,421.10-3,602,922.41

Finding the Fourth Proportional to 7,921,883.85, 11,881,421.10 and 3,602,922.41

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Solution

The fourth proportional to 7,921,883.85, 11,881,421.10 and 3,602,922.41 is: 5,403,744.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,921,883.85 : 11,881,421.10 = 3,602,922.41 : x
  2. Step 2: Convert to fraction form
    7,921,883.85/11,881,421.10 = 3,602,922.41/x
  3. Step 3: Cross multiply
    7,921,883.85x = 11,881,421.10 × 3,602,922.41
  4. Step 4: Simplify right side
    7,921,883.85x = 42,807,838,284,429.74
  5. Step 5: Solve for x
    x = 42,807,838,284,429.74/7,921,883.85
  6. Step 6: Final answer
    x = 5,403,744.75

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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.