Home / 6,643,079.84-9,168,127.08-4,066,463.36

Finding the Fourth Proportional to 6,643,079.84, 9,168,127.08 and 4,066,463.36

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Solution

The fourth proportional to 6,643,079.84, 9,168,127.08 and 4,066,463.36 is: 5,612,133.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,079.84 : 9,168,127.08 = 4,066,463.36 : x
  2. Step 2: Convert to fraction form
    6,643,079.84/9,168,127.08 = 4,066,463.36/x
  3. Step 3: Cross multiply
    6,643,079.84x = 9,168,127.08 × 4,066,463.36
  4. Step 4: Simplify right side
    6,643,079.84x = 37,281,852,850,643.79
  5. Step 5: Solve for x
    x = 37,281,852,850,643.79/6,643,079.84
  6. Step 6: Final answer
    x = 5,612,133.79

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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.