Home / 28,331,569.05-42,497,353.58-9,176,073.45

Finding the Fourth Proportional to 28,331,569.05, 42,497,353.58 and 9,176,073.45

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Solution

The fourth proportional to 28,331,569.05, 42,497,353.58 and 9,176,073.45 is: 13,764,110.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,331,569.05 : 42,497,353.58 = 9,176,073.45 : x
  2. Step 2: Convert to fraction form
    28,331,569.05/42,497,353.58 = 9,176,073.45/x
  3. Step 3: Cross multiply
    28,331,569.05x = 42,497,353.58 × 9,176,073.45
  4. Step 4: Simplify right side
    28,331,569.05x = 389,958,837,834,820.06
  5. Step 5: Solve for x
    x = 389,958,837,834,820.06/28,331,569.05
  6. Step 6: Final answer
    x = 13,764,110.18

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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.