Home / 17,820,037.60-26,730,056.40-12,445,266.40

Finding the Fourth Proportional to 17,820,037.60, 26,730,056.40 and 12,445,266.40

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Solution

The fourth proportional to 17,820,037.60, 26,730,056.40 and 12,445,266.40 is: 18,667,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,820,037.60 : 26,730,056.40 = 12,445,266.40 : x
  2. Step 2: Convert to fraction form
    17,820,037.60/26,730,056.40 = 12,445,266.40/x
  3. Step 3: Cross multiply
    17,820,037.60x = 26,730,056.40 × 12,445,266.40
  4. Step 4: Simplify right side
    17,820,037.60x = 332,662,672,785,024.94
  5. Step 5: Solve for x
    x = 332,662,672,785,024.94/17,820,037.60
  6. Step 6: Final answer
    x = 18,667,899.60

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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.