Home / 8,671,395.80-12,993,096.90-7,243,722.20

Finding the Fourth Proportional to 8,671,395.80, 12,993,096.90 and 7,243,722.20

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Solution

The fourth proportional to 8,671,395.80, 12,993,096.90 and 7,243,722.20 is: 10,853,890.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,671,395.80 : 12,993,096.90 = 7,243,722.20 : x
  2. Step 2: Convert to fraction form
    8,671,395.80/12,993,096.90 = 7,243,722.20/x
  3. Step 3: Cross multiply
    8,671,395.80x = 12,993,096.90 × 7,243,722.20
  4. Step 4: Simplify right side
    8,671,395.80x = 94,118,384,461,281.19
  5. Step 5: Solve for x
    x = 94,118,384,461,281.19/8,671,395.80
  6. Step 6: Final answer
    x = 10,853,890.96

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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.