Home / 12,333,951.75-17,020,647.20-6,827,208.45

Finding the Fourth Proportional to 12,333,951.75, 17,020,647.20 and 6,827,208.45

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Solution

The fourth proportional to 12,333,951.75, 17,020,647.20 and 6,827,208.45 is: 9,421,433.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,333,951.75 : 17,020,647.20 = 6,827,208.45 : x
  2. Step 2: Convert to fraction form
    12,333,951.75/17,020,647.20 = 6,827,208.45/x
  3. Step 3: Cross multiply
    12,333,951.75x = 17,020,647.20 × 6,827,208.45
  4. Step 4: Simplify right side
    12,333,951.75x = 116,203,506,354,172.80
  5. Step 5: Solve for x
    x = 116,203,506,354,172.80/12,333,951.75
  6. Step 6: Final answer
    x = 9,421,433.51

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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.