Home / 45,066,966.30-67,590,989.81-12,711,302.21

Finding the Fourth Proportional to 45,066,966.30, 67,590,989.81 and 12,711,302.21

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Solution

The fourth proportional to 45,066,966.30, 67,590,989.81 and 12,711,302.21 is: 19,064,285.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,066,966.30 : 67,590,989.81 = 12,711,302.21 : x
  2. Step 2: Convert to fraction form
    45,066,966.30/67,590,989.81 = 12,711,302.21/x
  3. Step 3: Cross multiply
    45,066,966.30x = 67,590,989.81 × 12,711,302.21
  4. Step 4: Simplify right side
    45,066,966.30x = 859,169,497,992,330.62
  5. Step 5: Solve for x
    x = 859,169,497,992,330.62/45,066,966.30
  6. Step 6: Final answer
    x = 19,064,285.19

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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.