Home / 14,677,813.40-21,974,729.70-9,009,109.40

Finding the Fourth Proportional to 14,677,813.40, 21,974,729.70 and 9,009,109.40

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Solution

The fourth proportional to 14,677,813.40, 21,974,729.70 and 9,009,109.40 is: 13,487,890.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677,813.40 : 21,974,729.70 = 9,009,109.40 : x
  2. Step 2: Convert to fraction form
    14,677,813.40/21,974,729.70 = 9,009,109.40/x
  3. Step 3: Cross multiply
    14,677,813.40x = 21,974,729.70 × 9,009,109.40
  4. Step 4: Simplify right side
    14,677,813.40x = 197,972,743,902,729.19
  5. Step 5: Solve for x
    x = 197,972,743,902,729.19/14,677,813.40
  6. Step 6: Final answer
    x = 13,487,890.77

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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.