Home / 7,139,362.23-10,713,298.28-2,590,765.92

Finding the Fourth Proportional to 7,139,362.23, 10,713,298.28 and 2,590,765.92

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Solution

The fourth proportional to 7,139,362.23, 10,713,298.28 and 2,590,765.92 is: 3,887,692.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,139,362.23 : 10,713,298.28 = 2,590,765.92 : x
  2. Step 2: Convert to fraction form
    7,139,362.23/10,713,298.28 = 2,590,765.92/x
  3. Step 3: Cross multiply
    7,139,362.23x = 10,713,298.28 × 2,590,765.92
  4. Step 4: Simplify right side
    7,139,362.23x = 27,755,648,061,664.79
  5. Step 5: Solve for x
    x = 27,755,648,061,664.79/7,139,362.23
  6. Step 6: Final answer
    x = 3,887,692.93

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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.