Home / 7,849,824.40-11,776,047.72-2,457,401.68

Finding the Fourth Proportional to 7,849,824.40, 11,776,047.72 and 2,457,401.68

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Solution

The fourth proportional to 7,849,824.40, 11,776,047.72 and 2,457,401.68 is: 3,686,512.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849,824.40 : 11,776,047.72 = 2,457,401.68 : x
  2. Step 2: Convert to fraction form
    7,849,824.40/11,776,047.72 = 2,457,401.68/x
  3. Step 3: Cross multiply
    7,849,824.40x = 11,776,047.72 × 2,457,401.68
  4. Step 4: Simplify right side
    7,849,824.40x = 28,938,479,450,888.17
  5. Step 5: Solve for x
    x = 28,938,479,450,888.17/7,849,824.40
  6. Step 6: Final answer
    x = 3,686,512.97

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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.