Home / 39,349,839.40-59,024,759.10-31,130,218.60

Finding the Fourth Proportional to 39,349,839.40, 59,024,759.10 and 31,130,218.60

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Solution

The fourth proportional to 39,349,839.40, 59,024,759.10 and 31,130,218.60 is: 46,695,327.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,349,839.40 : 59,024,759.10 = 31,130,218.60 : x
  2. Step 2: Convert to fraction form
    39,349,839.40/59,024,759.10 = 31,130,218.60/x
  3. Step 3: Cross multiply
    39,349,839.40x = 59,024,759.10 × 31,130,218.60
  4. Step 4: Simplify right side
    39,349,839.40x = 1,837,453,653,595,339.50
  5. Step 5: Solve for x
    x = 1,837,453,653,595,339.50/39,349,839.40
  6. Step 6: Final answer
    x = 46,695,327.90

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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.