Home / 10,657,749.81-15,980,505.25-4,173,232.89

Finding the Fourth Proportional to 10,657,749.81, 15,980,505.25 and 4,173,232.89

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Solution

The fourth proportional to 10,657,749.81, 15,980,505.25 and 4,173,232.89 is: 6,257,453.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657,749.81 : 15,980,505.25 = 4,173,232.89 : x
  2. Step 2: Convert to fraction form
    10,657,749.81/15,980,505.25 = 4,173,232.89/x
  3. Step 3: Cross multiply
    10,657,749.81x = 15,980,505.25 × 4,173,232.89
  4. Step 4: Simplify right side
    10,657,749.81x = 66,690,370,108,117.67
  5. Step 5: Solve for x
    x = 66,690,370,108,117.67/10,657,749.81
  6. Step 6: Final answer
    x = 6,257,453.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.