Home / 14,290,103.04-19,720,566-7,763,861.76

Finding the Fourth Proportional to 14,290,103.04, 19,720,566 and 7,763,861.76

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Solution

The fourth proportional to 14,290,103.04, 19,720,566 and 7,763,861.76 is: 10,714,250.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290,103.04 : 19,720,566 = 7,763,861.76 : x
  2. Step 2: Convert to fraction form
    14,290,103.04/19,720,566 = 7,763,861.76/x
  3. Step 3: Cross multiply
    14,290,103.04x = 19,720,566 × 7,763,861.76
  4. Step 4: Simplify right side
    14,290,103.04x = 153,107,748,252,956.16
  5. Step 5: Solve for x
    x = 153,107,748,252,956.16/14,290,103.04
  6. Step 6: Final answer
    x = 10,714,250.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.