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Finding the Fourth Proportional to 16,358,545.80, 24,590,962.80 and 14,020,205.40

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Solution

The fourth proportional to 16,358,545.80, 24,590,962.80 and 14,020,205.40 is: 21,075,855.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,358,545.80 : 24,590,962.80 = 14,020,205.40 : x
  2. Step 2: Convert to fraction form
    16,358,545.80/24,590,962.80 = 14,020,205.40/x
  3. Step 3: Cross multiply
    16,358,545.80x = 24,590,962.80 × 14,020,205.40
  4. Step 4: Simplify right side
    16,358,545.80x = 344,770,349,439,759.12
  5. Step 5: Solve for x
    x = 344,770,349,439,759.12/16,358,545.80
  6. Step 6: Final answer
    x = 21,075,855.62

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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.