Home / 8,956,331.56-13,426,543.32-3,490,160.16

Finding the Fourth Proportional to 8,956,331.56, 13,426,543.32 and 3,490,160.16

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Solution

The fourth proportional to 8,956,331.56, 13,426,543.32 and 3,490,160.16 is: 5,232,140.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,956,331.56 : 13,426,543.32 = 3,490,160.16 : x
  2. Step 2: Convert to fraction form
    8,956,331.56/13,426,543.32 = 3,490,160.16/x
  3. Step 3: Cross multiply
    8,956,331.56x = 13,426,543.32 × 3,490,160.16
  4. Step 4: Simplify right side
    8,956,331.56x = 46,860,786,581,978.13
  5. Step 5: Solve for x
    x = 46,860,786,581,978.13/8,956,331.56
  6. Step 6: Final answer
    x = 5,232,140.67

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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.