Home / 14,205,807.90-21,309,472.53-4,489,681.77

Finding the Fourth Proportional to 14,205,807.90, 21,309,472.53 and 4,489,681.77

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Solution

The fourth proportional to 14,205,807.90, 21,309,472.53 and 4,489,681.77 is: 6,734,763.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205,807.90 : 21,309,472.53 = 4,489,681.77 : x
  2. Step 2: Convert to fraction form
    14,205,807.90/21,309,472.53 = 4,489,681.77/x
  3. Step 3: Cross multiply
    14,205,807.90x = 21,309,472.53 × 4,489,681.77
  4. Step 4: Simplify right side
    14,205,807.90x = 95,672,750,346,256.78
  5. Step 5: Solve for x
    x = 95,672,750,346,256.78/14,205,807.90
  6. Step 6: Final answer
    x = 6,734,763.06

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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.