Home / 21,779,526.90-32,669,067.42-5,605,415.32

Finding the Fourth Proportional to 21,779,526.90, 32,669,067.42 and 5,605,415.32

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Solution

The fourth proportional to 21,779,526.90, 32,669,067.42 and 5,605,415.32 is: 8,408,065.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,779,526.90 : 32,669,067.42 = 5,605,415.32 : x
  2. Step 2: Convert to fraction form
    21,779,526.90/32,669,067.42 = 5,605,415.32/x
  3. Step 3: Cross multiply
    21,779,526.90x = 32,669,067.42 × 5,605,415.32
  4. Step 4: Simplify right side
    21,779,526.90x = 183,123,691,006,180.91
  5. Step 5: Solve for x
    x = 183,123,691,006,180.91/21,779,526.90
  6. Step 6: Final answer
    x = 8,408,065.60

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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.