Home / 13,697,716.70-20,507,253.45-13,304,500.70

Finding the Fourth Proportional to 13,697,716.70, 20,507,253.45 and 13,304,500.70

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Solution

The fourth proportional to 13,697,716.70, 20,507,253.45 and 13,304,500.70 is: 19,918,558.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,697,716.70 : 20,507,253.45 = 13,304,500.70 : x
  2. Step 2: Convert to fraction form
    13,697,716.70/20,507,253.45 = 13,304,500.70/x
  3. Step 3: Cross multiply
    13,697,716.70x = 20,507,253.45 × 13,304,500.70
  4. Step 4: Simplify right side
    13,697,716.70x = 272,838,767,880,602.38
  5. Step 5: Solve for x
    x = 272,838,767,880,602.38/13,697,716.70
  6. Step 6: Final answer
    x = 19,918,558.24

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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.