Home / 9,780,752.40-14,659,318.80-4,985,973.60

Finding the Fourth Proportional to 9,780,752.40, 14,659,318.80 and 4,985,973.60

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Solution

The fourth proportional to 9,780,752.40, 14,659,318.80 and 4,985,973.60 is: 7,472,940.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,752.40 : 14,659,318.80 = 4,985,973.60 : x
  2. Step 2: Convert to fraction form
    9,780,752.40/14,659,318.80 = 4,985,973.60/x
  3. Step 3: Cross multiply
    9,780,752.40x = 14,659,318.80 × 4,985,973.60
  4. Step 4: Simplify right side
    9,780,752.40x = 73,090,976,530,783.67
  5. Step 5: Solve for x
    x = 73,090,976,530,783.67/9,780,752.40
  6. Step 6: Final answer
    x = 7,472,940.07

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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.