Home / 14,260,543.80-21,381,369.30-7,873,855.80

Finding the Fourth Proportional to 14,260,543.80, 21,381,369.30 and 7,873,855.80

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Solution

The fourth proportional to 14,260,543.80, 21,381,369.30 and 7,873,855.80 is: 11,805,567.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260,543.80 : 21,381,369.30 = 7,873,855.80 : x
  2. Step 2: Convert to fraction form
    14,260,543.80/21,381,369.30 = 7,873,855.80/x
  3. Step 3: Cross multiply
    14,260,543.80x = 21,381,369.30 × 7,873,855.80
  4. Step 4: Simplify right side
    14,260,543.80x = 168,353,818,674,746.94
  5. Step 5: Solve for x
    x = 168,353,818,674,746.94/14,260,543.80
  6. Step 6: Final answer
    x = 11,805,567.94

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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.