Home / 6,460,497.45-8,915,884.43-3,559,887.81

Finding the Fourth Proportional to 6,460,497.45, 8,915,884.43 and 3,559,887.81

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Solution

The fourth proportional to 6,460,497.45, 8,915,884.43 and 3,559,887.81 is: 4,912,864.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,460,497.45 : 8,915,884.43 = 3,559,887.81 : x
  2. Step 2: Convert to fraction form
    6,460,497.45/8,915,884.43 = 3,559,887.81/x
  3. Step 3: Cross multiply
    6,460,497.45x = 8,915,884.43 × 3,559,887.81
  4. Step 4: Simplify right side
    6,460,497.45x = 31,739,548,279,926.36
  5. Step 5: Solve for x
    x = 31,739,548,279,926.36/6,460,497.45
  6. Step 6: Final answer
    x = 4,912,864.45

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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.