Home / 18,384,030.10-27,576,045.15-4,920,858.10

Finding the Fourth Proportional to 18,384,030.10, 27,576,045.15 and 4,920,858.10

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Solution

The fourth proportional to 18,384,030.10, 27,576,045.15 and 4,920,858.10 is: 7,381,287.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,384,030.10 : 27,576,045.15 = 4,920,858.10 : x
  2. Step 2: Convert to fraction form
    18,384,030.10/27,576,045.15 = 4,920,858.10/x
  3. Step 3: Cross multiply
    18,384,030.10x = 27,576,045.15 × 4,920,858.10
  4. Step 4: Simplify right side
    18,384,030.10x = 135,697,805,142,343.20
  5. Step 5: Solve for x
    x = 135,697,805,142,343.20/18,384,030.10
  6. Step 6: Final answer
    x = 7,381,287.15

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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.