Home / 78,293,210.96-117,439,816.44-24,445,136.72

Finding the Fourth Proportional to 78,293,210.96, 117,439,816.44 and 24,445,136.72

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Solution

The fourth proportional to 78,293,210.96, 117,439,816.44 and 24,445,136.72 is: 36,667,705.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,293,210.96 : 117,439,816.44 = 24,445,136.72 : x
  2. Step 2: Convert to fraction form
    78,293,210.96/117,439,816.44 = 24,445,136.72/x
  3. Step 3: Cross multiply
    78,293,210.96x = 117,439,816.44 × 24,445,136.72
  4. Step 4: Simplify right side
    78,293,210.96x = 2,870,832,369,247,503.50
  5. Step 5: Solve for x
    x = 2,870,832,369,247,503.50/78,293,210.96
  6. Step 6: Final answer
    x = 36,667,705.08

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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.