Home / 8,769,990.60-13,154,985.90-4,291,014.60

Finding the Fourth Proportional to 8,769,990.60, 13,154,985.90 and 4,291,014.60

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Solution

The fourth proportional to 8,769,990.60, 13,154,985.90 and 4,291,014.60 is: 6,436,521.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,769,990.60 : 13,154,985.90 = 4,291,014.60 : x
  2. Step 2: Convert to fraction form
    8,769,990.60/13,154,985.90 = 4,291,014.60/x
  3. Step 3: Cross multiply
    8,769,990.60x = 13,154,985.90 × 4,291,014.60
  4. Step 4: Simplify right side
    8,769,990.60x = 56,448,236,559,694.13
  5. Step 5: Solve for x
    x = 56,448,236,559,694.13/8,769,990.60
  6. Step 6: Final answer
    x = 6,436,521.90

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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.