Home / 27,319,784.40-40,974,427.80-8,151,166.80

Finding the Fourth Proportional to 27,319,784.40, 40,974,427.80 and 8,151,166.80

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Solution

The fourth proportional to 27,319,784.40, 40,974,427.80 and 8,151,166.80 is: 12,225,184.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,319,784.40 : 40,974,427.80 = 8,151,166.80 : x
  2. Step 2: Convert to fraction form
    27,319,784.40/40,974,427.80 = 8,151,166.80/x
  3. Step 3: Cross multiply
    27,319,784.40x = 40,974,427.80 × 8,151,166.80
  4. Step 4: Simplify right side
    27,319,784.40x = 333,989,395,532,357
  5. Step 5: Solve for x
    x = 333,989,395,532,357/27,319,784.40
  6. Step 6: Final answer
    x = 12,225,184.16

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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.