Home / 14,177,526.60-21,266,289.90-13,431,030.60

Finding the Fourth Proportional to 14,177,526.60, 21,266,289.90 and 13,431,030.60

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Solution

The fourth proportional to 14,177,526.60, 21,266,289.90 and 13,431,030.60 is: 20,146,545.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177,526.60 : 21,266,289.90 = 13,431,030.60 : x
  2. Step 2: Convert to fraction form
    14,177,526.60/21,266,289.90 = 13,431,030.60/x
  3. Step 3: Cross multiply
    14,177,526.60x = 21,266,289.90 × 13,431,030.60
  4. Step 4: Simplify right side
    14,177,526.60x = 285,628,190,395,370.94
  5. Step 5: Solve for x
    x = 285,628,190,395,370.94/14,177,526.60
  6. Step 6: Final answer
    x = 20,146,545.90

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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.