Home / 71,347,203.17-98,457,465.76-41,980,437.81

Finding the Fourth Proportional to 71,347,203.17, 98,457,465.76 and 41,980,437.81

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Solution

The fourth proportional to 71,347,203.17, 98,457,465.76 and 41,980,437.81 is: 57,932,018.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,347,203.17 : 98,457,465.76 = 41,980,437.81 : x
  2. Step 2: Convert to fraction form
    71,347,203.17/98,457,465.76 = 41,980,437.81/x
  3. Step 3: Cross multiply
    71,347,203.17x = 98,457,465.76 × 41,980,437.81
  4. Step 4: Simplify right side
    71,347,203.17x = 4,133,287,518,267,885
  5. Step 5: Solve for x
    x = 4,133,287,518,267,885/71,347,203.17
  6. Step 6: Final answer
    x = 57,932,018.84

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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.