Home / 12,155,370.66-18,224,956.80-6,693,037.74

Finding the Fourth Proportional to 12,155,370.66, 18,224,956.80 and 6,693,037.74

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Solution

The fourth proportional to 12,155,370.66, 18,224,956.80 and 6,693,037.74 is: 10,035,097.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,155,370.66 : 18,224,956.80 = 6,693,037.74 : x
  2. Step 2: Convert to fraction form
    12,155,370.66/18,224,956.80 = 6,693,037.74/x
  3. Step 3: Cross multiply
    12,155,370.66x = 18,224,956.80 × 6,693,037.74
  4. Step 4: Simplify right side
    12,155,370.66x = 121,980,323,672,269.64
  5. Step 5: Solve for x
    x = 121,980,323,672,269.64/12,155,370.66
  6. Step 6: Final answer
    x = 10,035,097.00

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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.