Home / 12,436,465.60-18,654,698.40-4,346,752.60

Finding the Fourth Proportional to 12,436,465.60, 18,654,698.40 and 4,346,752.60

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Solution

The fourth proportional to 12,436,465.60, 18,654,698.40 and 4,346,752.60 is: 6,520,128.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,436,465.60 : 18,654,698.40 = 4,346,752.60 : x
  2. Step 2: Convert to fraction form
    12,436,465.60/18,654,698.40 = 4,346,752.60/x
  3. Step 3: Cross multiply
    12,436,465.60x = 18,654,698.40 × 4,346,752.60
  4. Step 4: Simplify right side
    12,436,465.60x = 81,087,358,772,415.83
  5. Step 5: Solve for x
    x = 81,087,358,772,415.83/12,436,465.60
  6. Step 6: Final answer
    x = 6,520,128.90

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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.