Home / 14,035,580.40-21,053,370.60-7,658,288.40

Finding the Fourth Proportional to 14,035,580.40, 21,053,370.60 and 7,658,288.40

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Solution

The fourth proportional to 14,035,580.40, 21,053,370.60 and 7,658,288.40 is: 11,487,432.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035,580.40 : 21,053,370.60 = 7,658,288.40 : x
  2. Step 2: Convert to fraction form
    14,035,580.40/21,053,370.60 = 7,658,288.40/x
  3. Step 3: Cross multiply
    14,035,580.40x = 21,053,370.60 × 7,658,288.40
  4. Step 4: Simplify right side
    14,035,580.40x = 161,232,783,846,881.06
  5. Step 5: Solve for x
    x = 161,232,783,846,881.06/14,035,580.40
  6. Step 6: Final answer
    x = 11,487,432.60

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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.