Home / 7,070,937.81-9,758,067.50-3,973,275.45

Finding the Fourth Proportional to 7,070,937.81, 9,758,067.50 and 3,973,275.45

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Solution

The fourth proportional to 7,070,937.81, 9,758,067.50 and 3,973,275.45 is: 5,483,217.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070,937.81 : 9,758,067.50 = 3,973,275.45 : x
  2. Step 2: Convert to fraction form
    7,070,937.81/9,758,067.50 = 3,973,275.45/x
  3. Step 3: Cross multiply
    7,070,937.81x = 9,758,067.50 × 3,973,275.45
  4. Step 4: Simplify right side
    7,070,937.81x = 38,771,490,037,192.88
  5. Step 5: Solve for x
    x = 38,771,490,037,192.88/7,070,937.81
  6. Step 6: Final answer
    x = 5,483,217.51

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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.