Home / 19,529,056.82-29,294,803.13-5,152,138.45

Finding the Fourth Proportional to 19,529,056.82, 29,294,803.13 and 5,152,138.45

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Solution

The fourth proportional to 19,529,056.82, 29,294,803.13 and 5,152,138.45 is: 7,728,528.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,529,056.82 : 29,294,803.13 = 5,152,138.45 : x
  2. Step 2: Convert to fraction form
    19,529,056.82/29,294,803.13 = 5,152,138.45/x
  3. Step 3: Cross multiply
    19,529,056.82x = 29,294,803.13 × 5,152,138.45
  4. Step 4: Simplify right side
    19,529,056.82x = 150,930,881,602,111.16
  5. Step 5: Solve for x
    x = 150,930,881,602,111.16/19,529,056.82
  6. Step 6: Final answer
    x = 7,728,528.98

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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.