Home / 14,194,312.80-21,263,475.60-8,497,615.20

Finding the Fourth Proportional to 14,194,312.80, 21,263,475.60 and 8,497,615.20

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Solution

The fourth proportional to 14,194,312.80, 21,263,475.60 and 8,497,615.20 is: 12,729,664.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,194,312.80 : 21,263,475.60 = 8,497,615.20 : x
  2. Step 2: Convert to fraction form
    14,194,312.80/21,263,475.60 = 8,497,615.20/x
  3. Step 3: Cross multiply
    14,194,312.80x = 21,263,475.60 × 8,497,615.20
  4. Step 4: Simplify right side
    14,194,312.80x = 180,688,833,463,389.12
  5. Step 5: Solve for x
    x = 180,688,833,463,389.12/14,194,312.80
  6. Step 6: Final answer
    x = 12,729,664.06

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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.