Home / 14,370,003.60-21,555,005.40-7,543,939.20

Finding the Fourth Proportional to 14,370,003.60, 21,555,005.40 and 7,543,939.20

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Solution

The fourth proportional to 14,370,003.60, 21,555,005.40 and 7,543,939.20 is: 11,315,908.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370,003.60 : 21,555,005.40 = 7,543,939.20 : x
  2. Step 2: Convert to fraction form
    14,370,003.60/21,555,005.40 = 7,543,939.20/x
  3. Step 3: Cross multiply
    14,370,003.60x = 21,555,005.40 × 7,543,939.20
  4. Step 4: Simplify right side
    14,370,003.60x = 162,609,650,193,271.69
  5. Step 5: Solve for x
    x = 162,609,650,193,271.69/14,370,003.60
  6. Step 6: Final answer
    x = 11,315,908.80

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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.