Home / 38,834,569.80-53,611,855.65-28,368,835.83

Finding the Fourth Proportional to 38,834,569.80, 53,611,855.65 and 28,368,835.83

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Solution

The fourth proportional to 38,834,569.80, 53,611,855.65 and 28,368,835.83 is: 39,163,712.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,834,569.80 : 53,611,855.65 = 28,368,835.83 : x
  2. Step 2: Convert to fraction form
    38,834,569.80/53,611,855.65 = 28,368,835.83/x
  3. Step 3: Cross multiply
    38,834,569.80x = 53,611,855.65 × 28,368,835.83
  4. Step 4: Simplify right side
    38,834,569.80x = 1,520,905,931,476,507.75
  5. Step 5: Solve for x
    x = 1,520,905,931,476,507.75/38,834,569.80
  6. Step 6: Final answer
    x = 39,163,712.62

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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.