Home / 8,758,334.85-12,092,189.27-7,838,971.89

Finding the Fourth Proportional to 8,758,334.85, 12,092,189.27 and 7,838,971.89

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Solution

The fourth proportional to 8,758,334.85, 12,092,189.27 and 7,838,971.89 is: 10,822,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,758,334.85 : 12,092,189.27 = 7,838,971.89 : x
  2. Step 2: Convert to fraction form
    8,758,334.85/12,092,189.27 = 7,838,971.89/x
  3. Step 3: Cross multiply
    8,758,334.85x = 12,092,189.27 × 7,838,971.89
  4. Step 4: Simplify right side
    8,758,334.85x = 94,790,331,736,894.77
  5. Step 5: Solve for x
    x = 94,790,331,736,894.77/8,758,334.85
  6. Step 6: Final answer
    x = 10,822,871.40

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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.