Home / 7,136,905.30-10,702,247.55-2,875,657.30

Finding the Fourth Proportional to 7,136,905.30, 10,702,247.55 and 2,875,657.30

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Solution

The fourth proportional to 7,136,905.30, 10,702,247.55 and 2,875,657.30 is: 4,312,232.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,905.30 : 10,702,247.55 = 2,875,657.30 : x
  2. Step 2: Convert to fraction form
    7,136,905.30/10,702,247.55 = 2,875,657.30/x
  3. Step 3: Cross multiply
    7,136,905.30x = 10,702,247.55 × 2,875,657.30
  4. Step 4: Simplify right side
    7,136,905.30x = 30,775,996,293,564.61
  5. Step 5: Solve for x
    x = 30,775,996,293,564.61/7,136,905.30
  6. Step 6: Final answer
    x = 4,312,232.68

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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.