Home / 35,520,014.60-53,280,021.90-12,803,208.20

Finding the Fourth Proportional to 35,520,014.60, 53,280,021.90 and 12,803,208.20

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Solution

The fourth proportional to 35,520,014.60, 53,280,021.90 and 12,803,208.20 is: 19,204,812.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,520,014.60 : 53,280,021.90 = 12,803,208.20 : x
  2. Step 2: Convert to fraction form
    35,520,014.60/53,280,021.90 = 12,803,208.20/x
  3. Step 3: Cross multiply
    35,520,014.60x = 53,280,021.90 × 12,803,208.20
  4. Step 4: Simplify right side
    35,520,014.60x = 682,155,213,286,259.50
  5. Step 5: Solve for x
    x = 682,155,213,286,259.50/35,520,014.60
  6. Step 6: Final answer
    x = 19,204,812.30

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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.