Home / 14,306,208.54-19,742,294.07-7,867,680.54

Finding the Fourth Proportional to 14,306,208.54, 19,742,294.07 and 7,867,680.54

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Solution

The fourth proportional to 14,306,208.54, 19,742,294.07 and 7,867,680.54 is: 10,857,248.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306,208.54 : 19,742,294.07 = 7,867,680.54 : x
  2. Step 2: Convert to fraction form
    14,306,208.54/19,742,294.07 = 7,867,680.54/x
  3. Step 3: Cross multiply
    14,306,208.54x = 19,742,294.07 × 7,867,680.54
  4. Step 4: Simplify right side
    14,306,208.54x = 155,326,062,869,496.41
  5. Step 5: Solve for x
    x = 155,326,062,869,496.41/14,306,208.54
  6. Step 6: Final answer
    x = 10,857,248.62

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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.