Home / 11,114,472.21-16,681,285.04-7,705,152.98

Finding the Fourth Proportional to 11,114,472.21, 16,681,285.04 and 7,705,152.98

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Solution

The fourth proportional to 11,114,472.21, 16,681,285.04 and 7,705,152.98 is: 11,564,368.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,114,472.21 : 16,681,285.04 = 7,705,152.98 : x
  2. Step 2: Convert to fraction form
    11,114,472.21/16,681,285.04 = 7,705,152.98/x
  3. Step 3: Cross multiply
    11,114,472.21x = 16,681,285.04 × 7,705,152.98
  4. Step 4: Simplify right side
    11,114,472.21x = 128,531,853,136,185.42
  5. Step 5: Solve for x
    x = 128,531,853,136,185.42/11,114,472.21
  6. Step 6: Final answer
    x = 11,564,368.57

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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.