Home / 18,402,488.20-27,603,732.30-6,285,633.40

Finding the Fourth Proportional to 18,402,488.20, 27,603,732.30 and 6,285,633.40

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Solution

The fourth proportional to 18,402,488.20, 27,603,732.30 and 6,285,633.40 is: 9,428,450.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,402,488.20 : 27,603,732.30 = 6,285,633.40 : x
  2. Step 2: Convert to fraction form
    18,402,488.20/27,603,732.30 = 6,285,633.40/x
  3. Step 3: Cross multiply
    18,402,488.20x = 27,603,732.30 × 6,285,633.40
  4. Step 4: Simplify right side
    18,402,488.20x = 173,506,941,709,538.84
  5. Step 5: Solve for x
    x = 173,506,941,709,538.84/18,402,488.20
  6. Step 6: Final answer
    x = 9,428,450.10

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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.