Home / 21,930,145.40-32,761,937.08-14,190,740.48

Finding the Fourth Proportional to 21,930,145.40, 32,761,937.08 and 14,190,740.48

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Solution

The fourth proportional to 21,930,145.40, 32,761,937.08 and 14,190,740.48 is: 21,199,866.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,930,145.40 : 32,761,937.08 = 14,190,740.48 : x
  2. Step 2: Convert to fraction form
    21,930,145.40/32,761,937.08 = 14,190,740.48/x
  3. Step 3: Cross multiply
    21,930,145.40x = 32,761,937.08 × 14,190,740.48
  4. Step 4: Simplify right side
    21,930,145.40x = 464,916,146,724,369
  5. Step 5: Solve for x
    x = 464,916,146,724,369/21,930,145.40
  6. Step 6: Final answer
    x = 21,199,866.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.