Home / 9,880,736.54-13,636,848.42-5,693,606.78

Finding the Fourth Proportional to 9,880,736.54, 13,636,848.42 and 5,693,606.78

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Solution

The fourth proportional to 9,880,736.54, 13,636,848.42 and 5,693,606.78 is: 7,858,002.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,880,736.54 : 13,636,848.42 = 5,693,606.78 : x
  2. Step 2: Convert to fraction form
    9,880,736.54/13,636,848.42 = 5,693,606.78/x
  3. Step 3: Cross multiply
    9,880,736.54x = 13,636,848.42 × 5,693,606.78
  4. Step 4: Simplify right side
    9,880,736.54x = 77,642,852,621,944.30
  5. Step 5: Solve for x
    x = 77,642,852,621,944.30/9,880,736.54
  6. Step 6: Final answer
    x = 7,858,002.52

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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.