Home / 13,697,707.70-20,507,239.95-13,304,491.70

Finding the Fourth Proportional to 13,697,707.70, 20,507,239.95 and 13,304,491.70

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Solution

The fourth proportional to 13,697,707.70, 20,507,239.95 and 13,304,491.70 is: 19,918,544.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,697,707.70 : 20,507,239.95 = 13,304,491.70 : x
  2. Step 2: Convert to fraction form
    13,697,707.70/20,507,239.95 = 13,304,491.70/x
  3. Step 3: Cross multiply
    13,697,707.70x = 20,507,239.95 × 13,304,491.70
  4. Step 4: Simplify right side
    13,697,707.70x = 272,838,403,704,683.38
  5. Step 5: Solve for x
    x = 272,838,403,704,683.38/13,697,707.70
  6. Step 6: Final answer
    x = 19,918,544.74

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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.