Home / 49,582,021.20-74,373,031.80-38,102,895.60

Finding the Fourth Proportional to 49,582,021.20, 74,373,031.80 and 38,102,895.60

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Solution

The fourth proportional to 49,582,021.20, 74,373,031.80 and 38,102,895.60 is: 57,154,343.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,582,021.20 : 74,373,031.80 = 38,102,895.60 : x
  2. Step 2: Convert to fraction form
    49,582,021.20/74,373,031.80 = 38,102,895.60/x
  3. Step 3: Cross multiply
    49,582,021.20x = 74,373,031.80 × 38,102,895.60
  4. Step 4: Simplify right side
    49,582,021.20x = 2,833,827,866,130,880
  5. Step 5: Solve for x
    x = 2,833,827,866,130,880/49,582,021.20
  6. Step 6: Final answer
    x = 57,154,343.40

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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.