Home / 14,221,371.52-19,625,438.46-7,695,013.60

Finding the Fourth Proportional to 14,221,371.52, 19,625,438.46 and 7,695,013.60

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Solution

The fourth proportional to 14,221,371.52, 19,625,438.46 and 7,695,013.60 is: 10,619,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,221,371.52 : 19,625,438.46 = 7,695,013.60 : x
  2. Step 2: Convert to fraction form
    14,221,371.52/19,625,438.46 = 7,695,013.60/x
  3. Step 3: Cross multiply
    14,221,371.52x = 19,625,438.46 × 7,695,013.60
  4. Step 4: Simplify right side
    14,221,371.52x = 151,018,015,855,663.06
  5. Step 5: Solve for x
    x = 151,018,015,855,663.06/14,221,371.52
  6. Step 6: Final answer
    x = 10,619,089.42

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1.5x scale

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.