Home / 7,070,936.81-9,758,066.12-3,973,274.45

Finding the Fourth Proportional to 7,070,936.81, 9,758,066.12 and 3,973,274.45

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Solution

The fourth proportional to 7,070,936.81, 9,758,066.12 and 3,973,274.45 is: 5,483,216.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070,936.81 : 9,758,066.12 = 3,973,274.45 : x
  2. Step 2: Convert to fraction form
    7,070,936.81/9,758,066.12 = 3,973,274.45/x
  3. Step 3: Cross multiply
    7,070,936.81x = 9,758,066.12 × 3,973,274.45
  4. Step 4: Simplify right side
    7,070,936.81x = 38,771,474,821,529.54
  5. Step 5: Solve for x
    x = 38,771,474,821,529.54/7,070,936.81
  6. Step 6: Final answer
    x = 5,483,216.14

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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.