Home / 14,339,590.45-19,788,637.64-7,813,219.77

Finding the Fourth Proportional to 14,339,590.45, 19,788,637.64 and 7,813,219.77

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Solution

The fourth proportional to 14,339,590.45, 19,788,637.64 and 7,813,219.77 is: 10,782,244.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339,590.45 : 19,788,637.64 = 7,813,219.77 : x
  2. Step 2: Convert to fraction form
    14,339,590.45/19,788,637.64 = 7,813,219.77/x
  3. Step 3: Cross multiply
    14,339,590.45x = 19,788,637.64 × 7,813,219.77
  4. Step 4: Simplify right side
    14,339,590.45x = 154,612,974,791,148.06
  5. Step 5: Solve for x
    x = 154,612,974,791,148.06/14,339,590.45
  6. Step 6: Final answer
    x = 10,782,244.82

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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.