Home / 54,047,278.86-81,054,151.13-19,499,189.50

Finding the Fourth Proportional to 54,047,278.86, 81,054,151.13 and 19,499,189.50

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Solution

The fourth proportional to 54,047,278.86, 81,054,151.13 and 19,499,189.50 is: 29,242,735.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,047,278.86 : 81,054,151.13 = 19,499,189.50 : x
  2. Step 2: Convert to fraction form
    54,047,278.86/81,054,151.13 = 19,499,189.50/x
  3. Step 3: Cross multiply
    54,047,278.86x = 81,054,151.13 × 19,499,189.50
  4. Step 4: Simplify right side
    54,047,278.86x = 1,580,490,252,795,574.50
  5. Step 5: Solve for x
    x = 1,580,490,252,795,574.50/54,047,278.86
  6. Step 6: Final answer
    x = 29,242,735.00

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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.