Home / 11,784,005.80-17,683,881.90-5,390,967.40

Finding the Fourth Proportional to 11,784,005.80, 17,683,881.90 and 5,390,967.40

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Solution

The fourth proportional to 11,784,005.80, 17,683,881.90 and 5,390,967.40 is: 8,090,052.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,784,005.80 : 17,683,881.90 = 5,390,967.40 : x
  2. Step 2: Convert to fraction form
    11,784,005.80/17,683,881.90 = 5,390,967.40/x
  3. Step 3: Cross multiply
    11,784,005.80x = 17,683,881.90 × 5,390,967.40
  4. Step 4: Simplify right side
    11,784,005.80x = 95,333,230,828,350.06
  5. Step 5: Solve for x
    x = 95,333,230,828,350.06/11,784,005.80
  6. Step 6: Final answer
    x = 8,090,052.95

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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.