Home / 9,880,430.25-13,634,993.75-5,358,446.25

Finding the Fourth Proportional to 9,880,430.25, 13,634,993.75 and 5,358,446.25

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Solution

The fourth proportional to 9,880,430.25, 13,634,993.75 and 5,358,446.25 is: 7,394,655.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,880,430.25 : 13,634,993.75 = 5,358,446.25 : x
  2. Step 2: Convert to fraction form
    9,880,430.25/13,634,993.75 = 5,358,446.25/x
  3. Step 3: Cross multiply
    9,880,430.25x = 13,634,993.75 × 5,358,446.25
  4. Step 4: Simplify right side
    9,880,430.25x = 73,062,381,101,668.70
  5. Step 5: Solve for x
    x = 73,062,381,101,668.70/9,880,430.25
  6. Step 6: Final answer
    x = 7,394,655.83

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1.5x scale

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.