Home / 39,172,886.40-58,759,329.60-21,033,033.60

Finding the Fourth Proportional to 39,172,886.40, 58,759,329.60 and 21,033,033.60

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Solution

The fourth proportional to 39,172,886.40, 58,759,329.60 and 21,033,033.60 is: 31,549,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,172,886.40 : 58,759,329.60 = 21,033,033.60 : x
  2. Step 2: Convert to fraction form
    39,172,886.40/58,759,329.60 = 21,033,033.60/x
  3. Step 3: Cross multiply
    39,172,886.40x = 58,759,329.60 × 21,033,033.60
  4. Step 4: Simplify right side
    39,172,886.40x = 1,235,886,953,790,274.75
  5. Step 5: Solve for x
    x = 1,235,886,953,790,274.75/39,172,886.40
  6. Step 6: Final answer
    x = 31,549,550.40

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1.5x scale

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.