Home / 13,597,171.95-20,389,772.83-7,205,926.89

Finding the Fourth Proportional to 13,597,171.95, 20,389,772.83 and 7,205,926.89

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Solution

The fourth proportional to 13,597,171.95, 20,389,772.83 and 7,205,926.89 is: 10,805,718.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597,171.95 : 20,389,772.83 = 7,205,926.89 : x
  2. Step 2: Convert to fraction form
    13,597,171.95/20,389,772.83 = 7,205,926.89/x
  3. Step 3: Cross multiply
    13,597,171.95x = 20,389,772.83 × 7,205,926.89
  4. Step 4: Simplify right side
    13,597,171.95x = 146,927,212,316,688.38
  5. Step 5: Solve for x
    x = 146,927,212,316,688.38/13,597,171.95
  6. Step 6: Final answer
    x = 10,805,718.49

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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.