Home / 9,721,970.40-14,582,955.60-6,885,285.60

Finding the Fourth Proportional to 9,721,970.40, 14,582,955.60 and 6,885,285.60

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Solution

The fourth proportional to 9,721,970.40, 14,582,955.60 and 6,885,285.60 is: 10,327,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721,970.40 : 14,582,955.60 = 6,885,285.60 : x
  2. Step 2: Convert to fraction form
    9,721,970.40/14,582,955.60 = 6,885,285.60/x
  3. Step 3: Cross multiply
    9,721,970.40x = 14,582,955.60 × 6,885,285.60
  4. Step 4: Simplify right side
    9,721,970.40x = 100,407,814,198,119.36
  5. Step 5: Solve for x
    x = 100,407,814,198,119.36/9,721,970.40
  6. Step 6: Final answer
    x = 10,327,928.40

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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.