Home / 10,365,795.21-14,304,699.75-5,719,622.25

Finding the Fourth Proportional to 10,365,795.21, 14,304,699.75 and 5,719,622.25

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Solution

The fourth proportional to 10,365,795.21, 14,304,699.75 and 5,719,622.25 is: 7,893,024.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,795.21 : 14,304,699.75 = 5,719,622.25 : x
  2. Step 2: Convert to fraction form
    10,365,795.21/14,304,699.75 = 5,719,622.25/x
  3. Step 3: Cross multiply
    10,365,795.21x = 14,304,699.75 × 5,719,622.25
  4. Step 4: Simplify right side
    10,365,795.21x = 81,817,478,969,669.44
  5. Step 5: Solve for x
    x = 81,817,478,969,669.44/10,365,795.21
  6. Step 6: Final answer
    x = 7,893,024.83

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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.