Home / 15,363,374.52-21,201,209.40-8,393,902.32

Finding the Fourth Proportional to 15,363,374.52, 21,201,209.40 and 8,393,902.32

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Solution

The fourth proportional to 15,363,374.52, 21,201,209.40 and 8,393,902.32 is: 11,583,450.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,363,374.52 : 21,201,209.40 = 8,393,902.32 : x
  2. Step 2: Convert to fraction form
    15,363,374.52/21,201,209.40 = 8,393,902.32/x
  3. Step 3: Cross multiply
    15,363,374.52x = 21,201,209.40 × 8,393,902.32
  4. Step 4: Simplify right side
    15,363,374.52x = 177,960,880,769,465.81
  5. Step 5: Solve for x
    x = 177,960,880,769,465.81/15,363,374.52
  6. Step 6: Final answer
    x = 11,583,450.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.