Home / 7,903,482.72-10,902,810.60-5,290,097.92

Finding the Fourth Proportional to 7,903,482.72, 10,902,810.60 and 5,290,097.92

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Solution

The fourth proportional to 7,903,482.72, 10,902,810.60 and 5,290,097.92 is: 7,297,660.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903,482.72 : 10,902,810.60 = 5,290,097.92 : x
  2. Step 2: Convert to fraction form
    7,903,482.72/10,902,810.60 = 5,290,097.92/x
  3. Step 3: Cross multiply
    7,903,482.72x = 10,902,810.60 × 5,290,097.92
  4. Step 4: Simplify right side
    7,903,482.72x = 57,676,935,677,213.95
  5. Step 5: Solve for x
    x = 57,676,935,677,213.95/7,903,482.72
  6. Step 6: Final answer
    x = 7,297,660.76

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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.