Home / 7,496,742.51-11,245,113.63-1,816,966.89

Finding the Fourth Proportional to 7,496,742.51, 11,245,113.63 and 1,816,966.89

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Solution

The fourth proportional to 7,496,742.51, 11,245,113.63 and 1,816,966.89 is: 2,725,450.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,496,742.51 : 11,245,113.63 = 1,816,966.89 : x
  2. Step 2: Convert to fraction form
    7,496,742.51/11,245,113.63 = 1,816,966.89/x
  3. Step 3: Cross multiply
    7,496,742.51x = 11,245,113.63 × 1,816,966.89
  4. Step 4: Simplify right side
    7,496,742.51x = 20,431,999,139,997.71
  5. Step 5: Solve for x
    x = 20,431,999,139,997.71/7,496,742.51
  6. Step 6: Final answer
    x = 2,725,450.30

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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.