Home / 10,621,580.14-15,932,317.65-9,177,870.28

Finding the Fourth Proportional to 10,621,580.14, 15,932,317.65 and 9,177,870.28

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Solution

The fourth proportional to 10,621,580.14, 15,932,317.65 and 9,177,870.28 is: 13,766,760.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,621,580.14 : 15,932,317.65 = 9,177,870.28 : x
  2. Step 2: Convert to fraction form
    10,621,580.14/15,932,317.65 = 9,177,870.28/x
  3. Step 3: Cross multiply
    10,621,580.14x = 15,932,317.65 × 9,177,870.28
  4. Step 4: Simplify right side
    10,621,580.14x = 146,224,744,704,851.53
  5. Step 5: Solve for x
    x = 146,224,744,704,851.53/10,621,580.14
  6. Step 6: Final answer
    x = 13,766,760.00

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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.