Home / 8,778,457.26-13,166,355.30-2,389,207.50

Finding the Fourth Proportional to 8,778,457.26, 13,166,355.30 and 2,389,207.50

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Solution

The fourth proportional to 8,778,457.26, 13,166,355.30 and 2,389,207.50 is: 3,583,449.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,778,457.26 : 13,166,355.30 = 2,389,207.50 : x
  2. Step 2: Convert to fraction form
    8,778,457.26/13,166,355.30 = 2,389,207.50/x
  3. Step 3: Cross multiply
    8,778,457.26x = 13,166,355.30 × 2,389,207.50
  4. Step 4: Simplify right side
    8,778,457.26x = 31,457,154,830,424.75
  5. Step 5: Solve for x
    x = 31,457,154,830,424.75/8,778,457.26
  6. Step 6: Final answer
    x = 3,583,449.11

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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.