Home / 12,430,644.28-17,153,407.34-6,848,646.96

Finding the Fourth Proportional to 12,430,644.28, 17,153,407.34 and 6,848,646.96

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Solution

The fourth proportional to 12,430,644.28, 17,153,407.34 and 6,848,646.96 is: 9,450,647.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,430,644.28 : 17,153,407.34 = 6,848,646.96 : x
  2. Step 2: Convert to fraction form
    12,430,644.28/17,153,407.34 = 6,848,646.96/x
  3. Step 3: Cross multiply
    12,430,644.28x = 17,153,407.34 × 6,848,646.96
  4. Step 4: Simplify right side
    12,430,644.28x = 117,477,631,127,020.80
  5. Step 5: Solve for x
    x = 117,477,631,127,020.80/12,430,644.28
  6. Step 6: Final answer
    x = 9,450,647.01

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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.