Home / 15,560,237.18-21,473,157.02-8,590,928.21

Finding the Fourth Proportional to 15,560,237.18, 21,473,157.02 and 8,590,928.21

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Solution

The fourth proportional to 15,560,237.18, 21,473,157.02 and 8,590,928.21 is: 11,855,497.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,560,237.18 : 21,473,157.02 = 8,590,928.21 : x
  2. Step 2: Convert to fraction form
    15,560,237.18/21,473,157.02 = 8,590,928.21/x
  3. Step 3: Cross multiply
    15,560,237.18x = 21,473,157.02 × 8,590,928.21
  4. Step 4: Simplify right side
    15,560,237.18x = 184,474,350,516,299.94
  5. Step 5: Solve for x
    x = 184,474,350,516,299.94/15,560,237.18
  6. Step 6: Final answer
    x = 11,855,497.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.