Home / 7,666,848.12-11,501,308.98-2,616,802.68

Finding the Fourth Proportional to 7,666,848.12, 11,501,308.98 and 2,616,802.68

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Solution

The fourth proportional to 7,666,848.12, 11,501,308.98 and 2,616,802.68 is: 3,925,557.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666,848.12 : 11,501,308.98 = 2,616,802.68 : x
  2. Step 2: Convert to fraction form
    7,666,848.12/11,501,308.98 = 2,616,802.68/x
  3. Step 3: Cross multiply
    7,666,848.12x = 11,501,308.98 × 2,616,802.68
  4. Step 4: Simplify right side
    7,666,848.12x = 30,096,656,162,372.07
  5. Step 5: Solve for x
    x = 30,096,656,162,372.07/7,666,848.12
  6. Step 6: Final answer
    x = 3,925,557.89

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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.