Home / 14,178,045.90-21,267,068.85-6,993,021.90

Finding the Fourth Proportional to 14,178,045.90, 21,267,068.85 and 6,993,021.90

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Solution

The fourth proportional to 14,178,045.90, 21,267,068.85 and 6,993,021.90 is: 10,489,532.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,178,045.90 : 21,267,068.85 = 6,993,021.90 : x
  2. Step 2: Convert to fraction form
    14,178,045.90/21,267,068.85 = 6,993,021.90/x
  3. Step 3: Cross multiply
    14,178,045.90x = 21,267,068.85 × 6,993,021.90
  4. Step 4: Simplify right side
    14,178,045.90x = 148,721,078,216,857.84
  5. Step 5: Solve for x
    x = 148,721,078,216,857.84/14,178,045.90
  6. Step 6: Final answer
    x = 10,489,532.85

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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.