Home / 13,571,400.96-20,357,088.48-3,474,005.76

Finding the Fourth Proportional to 13,571,400.96, 20,357,088.48 and 3,474,005.76

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Solution

The fourth proportional to 13,571,400.96, 20,357,088.48 and 3,474,005.76 is: 5,211,005.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,571,400.96 : 20,357,088.48 = 3,474,005.76 : x
  2. Step 2: Convert to fraction form
    13,571,400.96/20,357,088.48 = 3,474,005.76/x
  3. Step 3: Cross multiply
    13,571,400.96x = 20,357,088.48 × 3,474,005.76
  4. Step 4: Simplify right side
    13,571,400.96x = 70,720,642,636,349.64
  5. Step 5: Solve for x
    x = 70,720,642,636,349.64/13,571,400.96
  6. Step 6: Final answer
    x = 5,211,005.32

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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.