Home / 9,181,969.60-13,773,472.80-2,792,430.40

Finding the Fourth Proportional to 9,181,969.60, 13,773,472.80 and 2,792,430.40

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Solution

The fourth proportional to 9,181,969.60, 13,773,472.80 and 2,792,430.40 is: 4,188,803.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,969.60 : 13,773,472.80 = 2,792,430.40 : x
  2. Step 2: Convert to fraction form
    9,181,969.60/13,773,472.80 = 2,792,430.40/x
  3. Step 3: Cross multiply
    9,181,969.60x = 13,773,472.80 × 2,792,430.40
  4. Step 4: Simplify right side
    9,181,969.60x = 38,461,464,160,293.12
  5. Step 5: Solve for x
    x = 38,461,464,160,293.12/9,181,969.60
  6. Step 6: Final answer
    x = 4,188,803.26

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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.