Home / 14,521,126.80-21,781,690.20-11,119,904.40

Finding the Fourth Proportional to 14,521,126.80, 21,781,690.20 and 11,119,904.40

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Solution

The fourth proportional to 14,521,126.80, 21,781,690.20 and 11,119,904.40 is: 16,679,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,521,126.80 : 21,781,690.20 = 11,119,904.40 : x
  2. Step 2: Convert to fraction form
    14,521,126.80/21,781,690.20 = 11,119,904.40/x
  3. Step 3: Cross multiply
    14,521,126.80x = 21,781,690.20 × 11,119,904.40
  4. Step 4: Simplify right side
    14,521,126.80x = 242,210,312,694,416.88
  5. Step 5: Solve for x
    x = 242,210,312,694,416.88/14,521,126.80
  6. Step 6: Final answer
    x = 16,679,856.60

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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.