Home / 13,926,873.48-19,220,466.42-7,815,326.28

Finding the Fourth Proportional to 13,926,873.48, 19,220,466.42 and 7,815,326.28

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Solution

The fourth proportional to 13,926,873.48, 19,220,466.42 and 7,815,326.28 is: 10,785,925.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926,873.48 : 19,220,466.42 = 7,815,326.28 : x
  2. Step 2: Convert to fraction form
    13,926,873.48/19,220,466.42 = 7,815,326.28/x
  3. Step 3: Cross multiply
    13,926,873.48x = 19,220,466.42 × 7,815,326.28
  4. Step 4: Simplify right side
    13,926,873.48x = 150,214,216,326,083.53
  5. Step 5: Solve for x
    x = 150,214,216,326,083.53/13,926,873.48
  6. Step 6: Final answer
    x = 10,785,925.25

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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.