Home / 10,097,460.09-15,134,970.83-7,693,378.47

Finding the Fourth Proportional to 10,097,460.09, 15,134,970.83 and 7,693,378.47

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Solution

The fourth proportional to 10,097,460.09, 15,134,970.83 and 7,693,378.47 is: 11,531,519.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,097,460.09 : 15,134,970.83 = 7,693,378.47 : x
  2. Step 2: Convert to fraction form
    10,097,460.09/15,134,970.83 = 7,693,378.47/x
  3. Step 3: Cross multiply
    10,097,460.09x = 15,134,970.83 × 7,693,378.47
  4. Step 4: Simplify right side
    10,097,460.09x = 116,439,058,689,133.12
  5. Step 5: Solve for x
    x = 116,439,058,689,133.12/10,097,460.09
  6. Step 6: Final answer
    x = 11,531,519.58

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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.