Home / 53,587,918.20-80,381,877.30-53,140,020.60

Finding the Fourth Proportional to 53,587,918.20, 80,381,877.30 and 53,140,020.60

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Solution

The fourth proportional to 53,587,918.20, 80,381,877.30 and 53,140,020.60 is: 79,710,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,587,918.20 : 80,381,877.30 = 53,140,020.60 : x
  2. Step 2: Convert to fraction form
    53,587,918.20/80,381,877.30 = 53,140,020.60/x
  3. Step 3: Cross multiply
    53,587,918.20x = 80,381,877.30 × 53,140,020.60
  4. Step 4: Simplify right side
    53,587,918.20x = 4,271,494,615,588,672.50
  5. Step 5: Solve for x
    x = 4,271,494,615,588,672.50/53,587,918.20
  6. Step 6: Final answer
    x = 79,710,030.90

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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.