Home / 12,675,101.60-19,015,417.20-3,698,922.40

Finding the Fourth Proportional to 12,675,101.60, 19,015,417.20 and 3,698,922.40

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Solution

The fourth proportional to 12,675,101.60, 19,015,417.20 and 3,698,922.40 is: 5,549,190.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,675,101.60 : 19,015,417.20 = 3,698,922.40 : x
  2. Step 2: Convert to fraction form
    12,675,101.60/19,015,417.20 = 3,698,922.40/x
  3. Step 3: Cross multiply
    12,675,101.60x = 19,015,417.20 × 3,698,922.40
  4. Step 4: Simplify right side
    12,675,101.60x = 70,336,552,626,425.27
  5. Step 5: Solve for x
    x = 70,336,552,626,425.27/12,675,101.60
  6. Step 6: Final answer
    x = 5,549,190.44

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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.