Home / 30,333,798.57-41,860,889.60-17,280,849.45

Finding the Fourth Proportional to 30,333,798.57, 41,860,889.60 and 17,280,849.45

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Solution

The fourth proportional to 30,333,798.57, 41,860,889.60 and 17,280,849.45 is: 23,847,713.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,333,798.57 : 41,860,889.60 = 17,280,849.45 : x
  2. Step 2: Convert to fraction form
    30,333,798.57/41,860,889.60 = 17,280,849.45/x
  3. Step 3: Cross multiply
    30,333,798.57x = 41,860,889.60 × 17,280,849.45
  4. Step 4: Simplify right side
    30,333,798.57x = 723,391,730,934,266.38
  5. Step 5: Solve for x
    x = 723,391,730,934,266.38/30,333,798.57
  6. Step 6: Final answer
    x = 23,847,713.28

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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.