Home / 66,430,710.78-91,674,437.96-37,062,047.90

Finding the Fourth Proportional to 66,430,710.78, 91,674,437.96 and 37,062,047.90

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Solution

The fourth proportional to 66,430,710.78, 91,674,437.96 and 37,062,047.90 is: 51,145,657.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,710.78 : 91,674,437.96 = 37,062,047.90 : x
  2. Step 2: Convert to fraction form
    66,430,710.78/91,674,437.96 = 37,062,047.90/x
  3. Step 3: Cross multiply
    66,430,710.78x = 91,674,437.96 × 37,062,047.90
  4. Step 4: Simplify right side
    66,430,710.78x = 3,397,642,410,581,052
  5. Step 5: Solve for x
    x = 3,397,642,410,581,052/66,430,710.78
  6. Step 6: Final answer
    x = 51,145,657.94

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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.