Home / 9,578,386.71-13,223,049.80-7,398,035.19

Finding the Fourth Proportional to 9,578,386.71, 13,223,049.80 and 7,398,035.19

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Solution

The fourth proportional to 9,578,386.71, 13,223,049.80 and 7,398,035.19 is: 10,213,054.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,578,386.71 : 13,223,049.80 = 7,398,035.19 : x
  2. Step 2: Convert to fraction form
    9,578,386.71/13,223,049.80 = 7,398,035.19/x
  3. Step 3: Cross multiply
    9,578,386.71x = 13,223,049.80 × 7,398,035.19
  4. Step 4: Simplify right side
    9,578,386.71x = 97,824,587,702,532.30
  5. Step 5: Solve for x
    x = 97,824,587,702,532.30/9,578,386.71
  6. Step 6: Final answer
    x = 10,213,054.73

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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.