Home / 40,039,751.36-60,064,350.96-30,006,145.28

Finding the Fourth Proportional to 40,039,751.36, 60,064,350.96 and 30,006,145.28

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Solution

The fourth proportional to 40,039,751.36, 60,064,350.96 and 30,006,145.28 is: 45,012,758.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,039,751.36 : 60,064,350.96 = 30,006,145.28 : x
  2. Step 2: Convert to fraction form
    40,039,751.36/60,064,350.96 = 30,006,145.28/x
  3. Step 3: Cross multiply
    40,039,751.36x = 60,064,350.96 × 30,006,145.28
  4. Step 4: Simplify right side
    40,039,751.36x = 1,802,299,641,054,667.50
  5. Step 5: Solve for x
    x = 1,802,299,641,054,667.50/40,039,751.36
  6. Step 6: Final answer
    x = 45,012,758.07

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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.