Home / 27,285,656.40-40,929,140.70-8,117,038.80

Finding the Fourth Proportional to 27,285,656.40, 40,929,140.70 and 8,117,038.80

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Solution

The fourth proportional to 27,285,656.40, 40,929,140.70 and 8,117,038.80 is: 12,175,753.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,285,656.40 : 40,929,140.70 = 8,117,038.80 : x
  2. Step 2: Convert to fraction form
    27,285,656.40/40,929,140.70 = 8,117,038.80/x
  3. Step 3: Cross multiply
    27,285,656.40x = 40,929,140.70 × 8,117,038.80
  4. Step 4: Simplify right side
    27,285,656.40x = 332,223,423,112,559.19
  5. Step 5: Solve for x
    x = 332,223,423,112,559.19/27,285,656.40
  6. Step 6: Final answer
    x = 12,175,753.38

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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.