Home / 9,880,431.25-13,634,995.13-5,358,447.25

Finding the Fourth Proportional to 9,880,431.25, 13,634,995.13 and 5,358,447.25

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Solution

The fourth proportional to 9,880,431.25, 13,634,995.13 and 5,358,447.25 is: 7,394,657.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,880,431.25 : 13,634,995.13 = 5,358,447.25 : x
  2. Step 2: Convert to fraction form
    9,880,431.25/13,634,995.13 = 5,358,447.25/x
  3. Step 3: Cross multiply
    9,880,431.25x = 13,634,995.13 × 5,358,447.25
  4. Step 4: Simplify right side
    9,880,431.25x = 73,062,402,158,111.89
  5. Step 5: Solve for x
    x = 73,062,402,158,111.89/9,880,431.25
  6. Step 6: Final answer
    x = 7,394,657.21

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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.