Home / 18,384,030.60-27,576,045.90-4,920,858.60

Finding the Fourth Proportional to 18,384,030.60, 27,576,045.90 and 4,920,858.60

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Solution

The fourth proportional to 18,384,030.60, 27,576,045.90 and 4,920,858.60 is: 7,381,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,384,030.60 : 27,576,045.90 = 4,920,858.60 : x
  2. Step 2: Convert to fraction form
    18,384,030.60/27,576,045.90 = 4,920,858.60/x
  3. Step 3: Cross multiply
    18,384,030.60x = 27,576,045.90 × 4,920,858.60
  4. Step 4: Simplify right side
    18,384,030.60x = 135,697,822,621,009.72
  5. Step 5: Solve for x
    x = 135,697,822,621,009.72/18,384,030.60
  6. Step 6: Final answer
    x = 7,381,287.90

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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.