Home / 39,169,320.90-58,716,656.55-30,528,629.70

Finding the Fourth Proportional to 39,169,320.90, 58,716,656.55 and 30,528,629.70

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Solution

The fourth proportional to 39,169,320.90, 58,716,656.55 and 30,528,629.70 is: 45,763,853.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,169,320.90 : 58,716,656.55 = 30,528,629.70 : x
  2. Step 2: Convert to fraction form
    39,169,320.90/58,716,656.55 = 30,528,629.70/x
  3. Step 3: Cross multiply
    39,169,320.90x = 58,716,656.55 × 30,528,629.70
  4. Step 4: Simplify right side
    39,169,320.90x = 1,792,539,065,037,029.50
  5. Step 5: Solve for x
    x = 1,792,539,065,037,029.50/39,169,320.90
  6. Step 6: Final answer
    x = 45,763,853.54

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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.