Home / 31,509,035.40-47,263,553.10-7,574,507.40

Finding the Fourth Proportional to 31,509,035.40, 47,263,553.10 and 7,574,507.40

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Solution

The fourth proportional to 31,509,035.40, 47,263,553.10 and 7,574,507.40 is: 11,361,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,509,035.40 : 47,263,553.10 = 7,574,507.40 : x
  2. Step 2: Convert to fraction form
    31,509,035.40/47,263,553.10 = 7,574,507.40/x
  3. Step 3: Cross multiply
    31,509,035.40x = 47,263,553.10 × 7,574,507.40
  4. Step 4: Simplify right side
    31,509,035.40x = 357,998,132,706,243
  5. Step 5: Solve for x
    x = 357,998,132,706,243/31,509,035.40
  6. Step 6: Final answer
    x = 11,361,761.10

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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.