Home / 26,690,605.92-40,039,019.28-9,659,299.68

Finding the Fourth Proportional to 26,690,605.92, 40,039,019.28 and 9,659,299.68

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Solution

The fourth proportional to 26,690,605.92, 40,039,019.28 and 9,659,299.68 is: 14,490,075.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,690,605.92 : 40,039,019.28 = 9,659,299.68 : x
  2. Step 2: Convert to fraction form
    26,690,605.92/40,039,019.28 = 9,659,299.68/x
  3. Step 3: Cross multiply
    26,690,605.92x = 40,039,019.28 × 9,659,299.68
  4. Step 4: Simplify right side
    26,690,605.92x = 386,748,886,118,817.81
  5. Step 5: Solve for x
    x = 386,748,886,118,817.81/26,690,605.92
  6. Step 6: Final answer
    x = 14,490,075.17

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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.