Home / 16,388,678.40-24,583,017.60-7,885,622.40

Finding the Fourth Proportional to 16,388,678.40, 24,583,017.60 and 7,885,622.40

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Solution

The fourth proportional to 16,388,678.40, 24,583,017.60 and 7,885,622.40 is: 11,828,433.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,388,678.40 : 24,583,017.60 = 7,885,622.40 : x
  2. Step 2: Convert to fraction form
    16,388,678.40/24,583,017.60 = 7,885,622.40/x
  3. Step 3: Cross multiply
    16,388,678.40x = 24,583,017.60 × 7,885,622.40
  4. Step 4: Simplify right side
    16,388,678.40x = 193,852,394,246,154.25
  5. Step 5: Solve for x
    x = 193,852,394,246,154.25/16,388,678.40
  6. Step 6: Final answer
    x = 11,828,433.60

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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.