Home / 6,155,438.40-8,494,944.81-3,402,066.63

Finding the Fourth Proportional to 6,155,438.40, 8,494,944.81 and 3,402,066.63

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Solution

The fourth proportional to 6,155,438.40, 8,494,944.81 and 3,402,066.63 is: 4,695,095.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,155,438.40 : 8,494,944.81 = 3,402,066.63 : x
  2. Step 2: Convert to fraction form
    6,155,438.40/8,494,944.81 = 3,402,066.63/x
  3. Step 3: Cross multiply
    6,155,438.40x = 8,494,944.81 × 3,402,066.63
  4. Step 4: Simplify right side
    6,155,438.40x = 28,900,368,261,792.69
  5. Step 5: Solve for x
    x = 28,900,368,261,792.69/6,155,438.40
  6. Step 6: Final answer
    x = 4,695,095.03

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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.