Home / 30,865,680.45-42,596,553.69-17,114,644.59

Finding the Fourth Proportional to 30,865,680.45, 42,596,553.69 and 17,114,644.59

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Solution

The fourth proportional to 30,865,680.45, 42,596,553.69 and 17,114,644.59 is: 23,619,271.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,865,680.45 : 42,596,553.69 = 17,114,644.59 : x
  2. Step 2: Convert to fraction form
    30,865,680.45/42,596,553.69 = 17,114,644.59/x
  3. Step 3: Cross multiply
    30,865,680.45x = 42,596,553.69 × 17,114,644.59
  4. Step 4: Simplify right side
    30,865,680.45x = 729,024,877,163,203
  5. Step 5: Solve for x
    x = 729,024,877,163,203/30,865,680.45
  6. Step 6: Final answer
    x = 23,619,271.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.