Home / 21,557,716.60-32,336,574.90-10,776,681.40

Finding the Fourth Proportional to 21,557,716.60, 32,336,574.90 and 10,776,681.40

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Solution

The fourth proportional to 21,557,716.60, 32,336,574.90 and 10,776,681.40 is: 16,165,022.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,557,716.60 : 32,336,574.90 = 10,776,681.40 : x
  2. Step 2: Convert to fraction form
    21,557,716.60/32,336,574.90 = 10,776,681.40/x
  3. Step 3: Cross multiply
    21,557,716.60x = 32,336,574.90 × 10,776,681.40
  4. Step 4: Simplify right side
    21,557,716.60x = 348,480,965,264,536.88
  5. Step 5: Solve for x
    x = 348,480,965,264,536.88/21,557,716.60
  6. Step 6: Final answer
    x = 16,165,022.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.