Home / 8,636,124.30-12,948,281.55-4,089,351.30

Finding the Fourth Proportional to 8,636,124.30, 12,948,281.55 and 4,089,351.30

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Solution

The fourth proportional to 8,636,124.30, 12,948,281.55 and 4,089,351.30 is: 6,131,230.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636,124.30 : 12,948,281.55 = 4,089,351.30 : x
  2. Step 2: Convert to fraction form
    8,636,124.30/12,948,281.55 = 4,089,351.30/x
  3. Step 3: Cross multiply
    8,636,124.30x = 12,948,281.55 × 4,089,351.30
  4. Step 4: Simplify right side
    8,636,124.30x = 52,950,071,989,258.52
  5. Step 5: Solve for x
    x = 52,950,071,989,258.52/8,636,124.30
  6. Step 6: Final answer
    x = 6,131,230.88

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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.