Home / 12,665,109-18,997,663.50-5,573,397

Finding the Fourth Proportional to 12,665,109, 18,997,663.50 and 5,573,397

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Solution

The fourth proportional to 12,665,109, 18,997,663.50 and 5,573,397 is: 8,360,095.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,665,109 : 18,997,663.50 = 5,573,397 : x
  2. Step 2: Convert to fraction form
    12,665,109/18,997,663.50 = 5,573,397/x
  3. Step 3: Cross multiply
    12,665,109x = 18,997,663.50 × 5,573,397
  4. Step 4: Simplify right side
    12,665,109x = 105,881,520,757,909.50
  5. Step 5: Solve for x
    x = 105,881,520,757,909.50/12,665,109
  6. Step 6: Final answer
    x = 8,360,095.50

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1.5x scale

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.