Home / 71,347,197.86-98,457,458.26-41,980,432.40

Finding the Fourth Proportional to 71,347,197.86, 98,457,458.26 and 41,980,432.40

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Solution

The fourth proportional to 71,347,197.86, 98,457,458.26 and 41,980,432.40 is: 57,932,011.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,347,197.86 : 98,457,458.26 = 41,980,432.40 : x
  2. Step 2: Convert to fraction form
    71,347,197.86/98,457,458.26 = 41,980,432.40/x
  3. Step 3: Cross multiply
    71,347,197.86x = 98,457,458.26 × 41,980,432.40
  4. Step 4: Simplify right side
    71,347,197.86x = 4,133,286,670,759,751.50
  5. Step 5: Solve for x
    x = 4,133,286,670,759,751.50/71,347,197.86
  6. Step 6: Final answer
    x = 57,932,011.27

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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.