Home / 18,544,037.40-27,816,056.10-12,875,333.40

Finding the Fourth Proportional to 18,544,037.40, 27,816,056.10 and 12,875,333.40

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Solution

The fourth proportional to 18,544,037.40, 27,816,056.10 and 12,875,333.40 is: 19,313,000.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,544,037.40 : 27,816,056.10 = 12,875,333.40 : x
  2. Step 2: Convert to fraction form
    18,544,037.40/27,816,056.10 = 12,875,333.40/x
  3. Step 3: Cross multiply
    18,544,037.40x = 27,816,056.10 × 12,875,333.40
  4. Step 4: Simplify right side
    18,544,037.40x = 358,140,996,160,603.75
  5. Step 5: Solve for x
    x = 358,140,996,160,603.75/18,544,037.40
  6. Step 6: Final answer
    x = 19,313,000.10

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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.