Home / 15,530,555.40-23,295,614.40-7,010,878.20

Finding the Fourth Proportional to 15,530,555.40, 23,295,614.40 and 7,010,878.20

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Solution

The fourth proportional to 15,530,555.40, 23,295,614.40 and 7,010,878.20 is: 10,516,218.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,530,555.40 : 23,295,614.40 = 7,010,878.20 : x
  2. Step 2: Convert to fraction form
    15,530,555.40/23,295,614.40 = 7,010,878.20/x
  3. Step 3: Cross multiply
    15,530,555.40x = 23,295,614.40 × 7,010,878.20
  4. Step 4: Simplify right side
    15,530,555.40x = 163,322,715,152,566.06
  5. Step 5: Solve for x
    x = 163,322,715,152,566.06/15,530,555.40
  6. Step 6: Final answer
    x = 10,516,218.57

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1.5x scale

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.