Home / 30,299,077.95-45,448,616.93-29,820,781.05

Finding the Fourth Proportional to 30,299,077.95, 45,448,616.93 and 29,820,781.05

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Solution

The fourth proportional to 30,299,077.95, 45,448,616.93 and 29,820,781.05 is: 44,731,171.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,299,077.95 : 45,448,616.93 = 29,820,781.05 : x
  2. Step 2: Convert to fraction form
    30,299,077.95/45,448,616.93 = 29,820,781.05/x
  3. Step 3: Cross multiply
    30,299,077.95x = 45,448,616.93 × 29,820,781.05
  4. Step 4: Simplify right side
    30,299,077.95x = 1,355,313,254,345,749.25
  5. Step 5: Solve for x
    x = 1,355,313,254,345,749.25/30,299,077.95
  6. Step 6: Final answer
    x = 44,731,171.58

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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.