Home / 8,190,795.90-12,303,908.55-5,799,311.40

Finding the Fourth Proportional to 8,190,795.90, 12,303,908.55 and 5,799,311.40

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Solution

The fourth proportional to 8,190,795.90, 12,303,908.55 and 5,799,311.40 is: 8,711,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190,795.90 : 12,303,908.55 = 5,799,311.40 : x
  2. Step 2: Convert to fraction form
    8,190,795.90/12,303,908.55 = 5,799,311.40/x
  3. Step 3: Cross multiply
    8,190,795.90x = 12,303,908.55 × 5,799,311.40
  4. Step 4: Simplify right side
    8,190,795.90x = 71,354,197,118,572.48
  5. Step 5: Solve for x
    x = 71,354,197,118,572.48/8,190,795.90
  6. Step 6: Final answer
    x = 8,711,509.60

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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.