Home / 7,403,187.11-10,218,966.60-5,087,744.45

Finding the Fourth Proportional to 7,403,187.11, 10,218,966.60 and 5,087,744.45

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Solution

The fourth proportional to 7,403,187.11, 10,218,966.60 and 5,087,744.45 is: 7,022,852.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403,187.11 : 10,218,966.60 = 5,087,744.45 : x
  2. Step 2: Convert to fraction form
    7,403,187.11/10,218,966.60 = 5,087,744.45/x
  3. Step 3: Cross multiply
    7,403,187.11x = 10,218,966.60 × 5,087,744.45
  4. Step 4: Simplify right side
    7,403,187.11x = 51,991,490,552,790.54
  5. Step 5: Solve for x
    x = 51,991,490,552,790.54/7,403,187.11
  6. Step 6: Final answer
    x = 7,022,852.43

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Double scale
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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.