Home / 39,208,801.60-58,813,202.40-13,641,313.60

Finding the Fourth Proportional to 39,208,801.60, 58,813,202.40 and 13,641,313.60

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Solution

The fourth proportional to 39,208,801.60, 58,813,202.40 and 13,641,313.60 is: 20,461,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,208,801.60 : 58,813,202.40 = 13,641,313.60 : x
  2. Step 2: Convert to fraction form
    39,208,801.60/58,813,202.40 = 13,641,313.60/x
  3. Step 3: Cross multiply
    39,208,801.60x = 58,813,202.40 × 13,641,313.60
  4. Step 4: Simplify right side
    39,208,801.60x = 802,289,337,758,672.62
  5. Step 5: Solve for x
    x = 802,289,337,758,672.62/39,208,801.60
  6. Step 6: Final answer
    x = 20,461,970.40

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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.