Home / 10,073,881.94-15,115,274.67-5,280,425.06

Finding the Fourth Proportional to 10,073,881.94, 15,115,274.67 and 5,280,425.06

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Solution

The fourth proportional to 10,073,881.94, 15,115,274.67 and 5,280,425.06 is: 7,922,971.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073,881.94 : 15,115,274.67 = 5,280,425.06 : x
  2. Step 2: Convert to fraction form
    10,073,881.94/15,115,274.67 = 5,280,425.06/x
  3. Step 3: Cross multiply
    10,073,881.94x = 15,115,274.67 × 5,280,425.06
  4. Step 4: Simplify right side
    10,073,881.94x = 79,815,075,156,251.22
  5. Step 5: Solve for x
    x = 79,815,075,156,251.22/10,073,881.94
  6. Step 6: Final answer
    x = 7,922,971.07

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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.