Home / 45,066,944.53-67,590,957.11-12,711,280.42

Finding the Fourth Proportional to 45,066,944.53, 67,590,957.11 and 12,711,280.42

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Solution

The fourth proportional to 45,066,944.53, 67,590,957.11 and 12,711,280.42 is: 19,064,252.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,066,944.53 : 67,590,957.11 = 12,711,280.42 : x
  2. Step 2: Convert to fraction form
    45,066,944.53/67,590,957.11 = 12,711,280.42/x
  3. Step 3: Cross multiply
    45,066,944.53x = 67,590,957.11 × 12,711,280.42
  4. Step 4: Simplify right side
    45,066,944.53x = 859,167,609,448,869.12
  5. Step 5: Solve for x
    x = 859,167,609,448,869.12/45,066,944.53
  6. Step 6: Final answer
    x = 19,064,252.49

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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.