Home / 7,037,234.16-9,710,564.76-3,939,932.40

Finding the Fourth Proportional to 7,037,234.16, 9,710,564.76 and 3,939,932.40

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Solution

The fourth proportional to 7,037,234.16, 9,710,564.76 and 3,939,932.40 is: 5,436,648.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037,234.16 : 9,710,564.76 = 3,939,932.40 : x
  2. Step 2: Convert to fraction form
    7,037,234.16/9,710,564.76 = 3,939,932.40/x
  3. Step 3: Cross multiply
    7,037,234.16x = 9,710,564.76 × 3,939,932.40
  4. Step 4: Simplify right side
    7,037,234.16x = 38,258,968,720,222.22
  5. Step 5: Solve for x
    x = 38,258,968,720,222.22/7,037,234.16
  6. Step 6: Final answer
    x = 5,436,648.53

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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.