Home / 71,347,195.62-98,457,455.16-41,980,430.16

Finding the Fourth Proportional to 71,347,195.62, 98,457,455.16 and 41,980,430.16

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Solution

The fourth proportional to 71,347,195.62, 98,457,455.16 and 41,980,430.16 is: 57,932,008.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,347,195.62 : 98,457,455.16 = 41,980,430.16 : x
  2. Step 2: Convert to fraction form
    71,347,195.62/98,457,455.16 = 41,980,430.16/x
  3. Step 3: Cross multiply
    71,347,195.62x = 98,457,455.16 × 41,980,430.16
  4. Step 4: Simplify right side
    71,347,195.62x = 4,133,286,320,075,711
  5. Step 5: Solve for x
    x = 4,133,286,320,075,711/71,347,195.62
  6. Step 6: Final answer
    x = 57,932,008.18

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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.