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Finding the Fourth Proportional to 23,183,985.80, 34,775,978.70 and 14,673,931.40

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Solution

The fourth proportional to 23,183,985.80, 34,775,978.70 and 14,673,931.40 is: 22,010,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,183,985.80 : 34,775,978.70 = 14,673,931.40 : x
  2. Step 2: Convert to fraction form
    23,183,985.80/34,775,978.70 = 14,673,931.40/x
  3. Step 3: Cross multiply
    23,183,985.80x = 34,775,978.70 × 14,673,931.40
  4. Step 4: Simplify right side
    23,183,985.80x = 510,300,325,811,661.25
  5. Step 5: Solve for x
    x = 510,300,325,811,661.25/23,183,985.80
  6. Step 6: Final answer
    x = 22,010,897.10

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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.