Home / 21,871,730.80-32,807,423.40-5,697,650.80

Finding the Fourth Proportional to 21,871,730.80, 32,807,423.40 and 5,697,650.80

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Solution

The fourth proportional to 21,871,730.80, 32,807,423.40 and 5,697,650.80 is: 8,546,431.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,871,730.80 : 32,807,423.40 = 5,697,650.80 : x
  2. Step 2: Convert to fraction form
    21,871,730.80/32,807,423.40 = 5,697,650.80/x
  3. Step 3: Cross multiply
    21,871,730.80x = 32,807,423.40 × 5,697,650.80
  4. Step 4: Simplify right side
    21,871,730.80x = 186,925,242,180,948.72
  5. Step 5: Solve for x
    x = 186,925,242,180,948.72/21,871,730.80
  6. Step 6: Final answer
    x = 8,546,431.19

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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.