Home / 11,224,041.18-15,478,847.18-7,355,157.18

Finding the Fourth Proportional to 11,224,041.18, 15,478,847.18 and 7,355,157.18

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Solution

The fourth proportional to 11,224,041.18, 15,478,847.18 and 7,355,157.18 is: 10,143,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224,041.18 : 15,478,847.18 = 7,355,157.18 : x
  2. Step 2: Convert to fraction form
    11,224,041.18/15,478,847.18 = 7,355,157.18/x
  3. Step 3: Cross multiply
    11,224,041.18x = 15,478,847.18 × 7,355,157.18
  4. Step 4: Simplify right side
    11,224,041.18x = 113,849,353,974,099.75
  5. Step 5: Solve for x
    x = 113,849,353,974,099.75/11,224,041.18
  6. Step 6: Final answer
    x = 10,143,347.85

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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.