Home / 54,047,129.49-74,590,373.66-30,845,727.63

Finding the Fourth Proportional to 54,047,129.49, 74,590,373.66 and 30,845,727.63

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Solution

The fourth proportional to 54,047,129.49, 74,590,373.66 and 30,845,727.63 is: 42,570,148.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,047,129.49 : 74,590,373.66 = 30,845,727.63 : x
  2. Step 2: Convert to fraction form
    54,047,129.49/74,590,373.66 = 30,845,727.63/x
  3. Step 3: Cross multiply
    54,047,129.49x = 74,590,373.66 × 30,845,727.63
  4. Step 4: Simplify right side
    54,047,129.49x = 2,300,794,349,582,057.50
  5. Step 5: Solve for x
    x = 2,300,794,349,582,057.50/54,047,129.49
  6. Step 6: Final answer
    x = 42,570,148.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.