Home / 43,655,981.60-65,493,303.60-13,366,906.40

Finding the Fourth Proportional to 43,655,981.60, 65,493,303.60 and 13,366,906.40

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Solution

The fourth proportional to 43,655,981.60, 65,493,303.60 and 13,366,906.40 is: 20,053,216.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,655,981.60 : 65,493,303.60 = 13,366,906.40 : x
  2. Step 2: Convert to fraction form
    43,655,981.60/65,493,303.60 = 13,366,906.40/x
  3. Step 3: Cross multiply
    43,655,981.60x = 65,493,303.60 × 13,366,906.40
  4. Step 4: Simplify right side
    43,655,981.60x = 875,442,859,047,983.12
  5. Step 5: Solve for x
    x = 875,442,859,047,983.12/43,655,981.60
  6. Step 6: Final answer
    x = 20,053,216.69

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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.