Home / 27,996,971.60-41,995,457.40-7,802,213.60

Finding the Fourth Proportional to 27,996,971.60, 41,995,457.40 and 7,802,213.60

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Solution

The fourth proportional to 27,996,971.60, 41,995,457.40 and 7,802,213.60 is: 11,703,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,996,971.60 : 41,995,457.40 = 7,802,213.60 : x
  2. Step 2: Convert to fraction form
    27,996,971.60/41,995,457.40 = 7,802,213.60/x
  3. Step 3: Cross multiply
    27,996,971.60x = 41,995,457.40 × 7,802,213.60
  4. Step 4: Simplify right side
    27,996,971.60x = 327,657,528,864,500.62
  5. Step 5: Solve for x
    x = 327,657,528,864,500.62/27,996,971.60
  6. Step 6: Final answer
    x = 11,703,320.40

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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.