Home / 13,657,686.70-20,486,530.05-3,560,307.70

Finding the Fourth Proportional to 13,657,686.70, 20,486,530.05 and 3,560,307.70

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Solution

The fourth proportional to 13,657,686.70, 20,486,530.05 and 3,560,307.70 is: 5,340,461.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,657,686.70 : 20,486,530.05 = 3,560,307.70 : x
  2. Step 2: Convert to fraction form
    13,657,686.70/20,486,530.05 = 3,560,307.70/x
  3. Step 3: Cross multiply
    13,657,686.70x = 20,486,530.05 × 3,560,307.70
  4. Step 4: Simplify right side
    13,657,686.70x = 72,938,350,683,296.39
  5. Step 5: Solve for x
    x = 72,938,350,683,296.39/13,657,686.70
  6. Step 6: Final answer
    x = 5,340,461.55

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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.