Home / 14,969,998.04-20,658,866.34-8,779,509.62

Finding the Fourth Proportional to 14,969,998.04, 20,658,866.34 and 8,779,509.62

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Solution

The fourth proportional to 14,969,998.04, 20,658,866.34 and 8,779,509.62 is: 12,115,881.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,969,998.04 : 20,658,866.34 = 8,779,509.62 : x
  2. Step 2: Convert to fraction form
    14,969,998.04/20,658,866.34 = 8,779,509.62/x
  3. Step 3: Cross multiply
    14,969,998.04x = 20,658,866.34 × 8,779,509.62
  4. Step 4: Simplify right side
    14,969,998.04x = 181,374,715,667,029.88
  5. Step 5: Solve for x
    x = 181,374,715,667,029.88/14,969,998.04
  6. Step 6: Final answer
    x = 12,115,881.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.