Home / 10,308,661.48-14,233,069.74-6,442,920.28

Finding the Fourth Proportional to 10,308,661.48, 14,233,069.74 and 6,442,920.28

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Solution

The fourth proportional to 10,308,661.48, 14,233,069.74 and 6,442,920.28 is: 8,895,678.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308,661.48 : 14,233,069.74 = 6,442,920.28 : x
  2. Step 2: Convert to fraction form
    10,308,661.48/14,233,069.74 = 6,442,920.28/x
  3. Step 3: Cross multiply
    10,308,661.48x = 14,233,069.74 × 6,442,920.28
  4. Step 4: Simplify right side
    10,308,661.48x = 91,702,533,674,500.33
  5. Step 5: Solve for x
    x = 91,702,533,674,500.33/10,308,661.48
  6. Step 6: Final answer
    x = 8,895,678.05

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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.