Home / 12,450,955.58-18,679,472.14-4,774,463.28

Finding the Fourth Proportional to 12,450,955.58, 18,679,472.14 and 4,774,463.28

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Solution

The fourth proportional to 12,450,955.58, 18,679,472.14 and 4,774,463.28 is: 7,162,860.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,450,955.58 : 18,679,472.14 = 4,774,463.28 : x
  2. Step 2: Convert to fraction form
    12,450,955.58/18,679,472.14 = 4,774,463.28/x
  3. Step 3: Cross multiply
    12,450,955.58x = 18,679,472.14 × 4,774,463.28
  4. Step 4: Simplify right side
    12,450,955.58x = 89,184,453,822,213.03
  5. Step 5: Solve for x
    x = 89,184,453,822,213.03/12,450,955.58
  6. Step 6: Final answer
    x = 7,162,860.17

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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.