Home / 13,908,448.26-19,194,837.56-7,715,490.34

Finding the Fourth Proportional to 13,908,448.26, 19,194,837.56 and 7,715,490.34

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Solution

The fourth proportional to 13,908,448.26, 19,194,837.56 and 7,715,490.34 is: 10,648,030.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908,448.26 : 19,194,837.56 = 7,715,490.34 : x
  2. Step 2: Convert to fraction form
    13,908,448.26/19,194,837.56 = 7,715,490.34/x
  3. Step 3: Cross multiply
    13,908,448.26x = 19,194,837.56 × 7,715,490.34
  4. Step 4: Simplify right side
    13,908,448.26x = 148,097,583,772,049.16
  5. Step 5: Solve for x
    x = 148,097,583,772,049.16/13,908,448.26
  6. Step 6: Final answer
    x = 10,648,030.68

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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.