Home / 7,240,698.28-10,860,905.40-2,922,633.64

Finding the Fourth Proportional to 7,240,698.28, 10,860,905.40 and 2,922,633.64

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Solution

The fourth proportional to 7,240,698.28, 10,860,905.40 and 2,922,633.64 is: 4,383,893.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,698.28 : 10,860,905.40 = 2,922,633.64 : x
  2. Step 2: Convert to fraction form
    7,240,698.28/10,860,905.40 = 2,922,633.64/x
  3. Step 3: Cross multiply
    7,240,698.28x = 10,860,905.40 × 2,922,633.64
  4. Step 4: Simplify right side
    7,240,698.28x = 31,742,447,482,897.66
  5. Step 5: Solve for x
    x = 31,742,447,482,897.66/7,240,698.28
  6. Step 6: Final answer
    x = 4,383,893.14

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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.