Home / 9,879,011.30-13,632,376.85-5,468,438.49

Finding the Fourth Proportional to 9,879,011.30, 13,632,376.85 and 5,468,438.49

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Solution

The fourth proportional to 9,879,011.30, 13,632,376.85 and 5,468,438.49 is: 7,546,080.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879,011.30 : 13,632,376.85 = 5,468,438.49 : x
  2. Step 2: Convert to fraction form
    9,879,011.30/13,632,376.85 = 5,468,438.49/x
  3. Step 3: Cross multiply
    9,879,011.30x = 13,632,376.85 × 5,468,438.49
  4. Step 4: Simplify right side
    9,879,011.30x = 74,547,814,218,768
  5. Step 5: Solve for x
    x = 74,547,814,218,768/9,879,011.30
  6. Step 6: Final answer
    x = 7,546,080.47

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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.