Home / 8,987,658.40-13,460,492.40-8,807,255.20

Finding the Fourth Proportional to 8,987,658.40, 13,460,492.40 and 8,807,255.20

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Solution

The fourth proportional to 8,987,658.40, 13,460,492.40 and 8,807,255.20 is: 13,190,309.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,987,658.40 : 13,460,492.40 = 8,807,255.20 : x
  2. Step 2: Convert to fraction form
    8,987,658.40/13,460,492.40 = 8,807,255.20/x
  3. Step 3: Cross multiply
    8,987,658.40x = 13,460,492.40 × 8,807,255.20
  4. Step 4: Simplify right side
    8,987,658.40x = 118,549,991,684,460.47
  5. Step 5: Solve for x
    x = 118,549,991,684,460.47/8,987,658.40
  6. Step 6: Final answer
    x = 13,190,309.02

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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.