Home / 19,870,693.62-29,817,607.23-8,355,327.54

Finding the Fourth Proportional to 19,870,693.62, 29,817,607.23 and 8,355,327.54

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Solution

The fourth proportional to 19,870,693.62, 29,817,607.23 and 8,355,327.54 is: 12,537,854.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,870,693.62 : 29,817,607.23 = 8,355,327.54 : x
  2. Step 2: Convert to fraction form
    19,870,693.62/29,817,607.23 = 8,355,327.54/x
  3. Step 3: Cross multiply
    19,870,693.62x = 29,817,607.23 × 8,355,327.54
  4. Step 4: Simplify right side
    19,870,693.62x = 249,135,874,865,722.12
  5. Step 5: Solve for x
    x = 249,135,874,865,722.12/19,870,693.62
  6. Step 6: Final answer
    x = 12,537,854.98

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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.