Home / 10,363,990.77-15,547,978.79-3,973,744.77

Finding the Fourth Proportional to 10,363,990.77, 15,547,978.79 and 3,973,744.77

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Solution

The fourth proportional to 10,363,990.77, 15,547,978.79 and 3,973,744.77 is: 5,961,381.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363,990.77 : 15,547,978.79 = 3,973,744.77 : x
  2. Step 2: Convert to fraction form
    10,363,990.77/15,547,978.79 = 3,973,744.77/x
  3. Step 3: Cross multiply
    10,363,990.77x = 15,547,978.79 × 3,973,744.77
  4. Step 4: Simplify right side
    10,363,990.77x = 61,783,699,380,964.70
  5. Step 5: Solve for x
    x = 61,783,699,380,964.70/10,363,990.77
  6. Step 6: Final answer
    x = 5,961,381.17

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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.