Home / 60,049,897.20-90,074,845.80-39,607,133.40

Finding the Fourth Proportional to 60,049,897.20, 90,074,845.80 and 39,607,133.40

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Solution

The fourth proportional to 60,049,897.20, 90,074,845.80 and 39,607,133.40 is: 59,410,700.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,049,897.20 : 90,074,845.80 = 39,607,133.40 : x
  2. Step 2: Convert to fraction form
    60,049,897.20/90,074,845.80 = 39,607,133.40/x
  3. Step 3: Cross multiply
    60,049,897.20x = 90,074,845.80 × 39,607,133.40
  4. Step 4: Simplify right side
    60,049,897.20x = 3,567,606,433,585,029.50
  5. Step 5: Solve for x
    x = 3,567,606,433,585,029.50/60,049,897.20
  6. Step 6: Final answer
    x = 59,410,700.10

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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.