Home / 21,525,122.01-29,697,216.39-13,794,426.93

Finding the Fourth Proportional to 21,525,122.01, 29,697,216.39 and 13,794,426.93

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Solution

The fourth proportional to 21,525,122.01, 29,697,216.39 and 13,794,426.93 is: 19,031,533.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,525,122.01 : 29,697,216.39 = 13,794,426.93 : x
  2. Step 2: Convert to fraction form
    21,525,122.01/29,697,216.39 = 13,794,426.93/x
  3. Step 3: Cross multiply
    21,525,122.01x = 29,697,216.39 × 13,794,426.93
  4. Step 4: Simplify right side
    21,525,122.01x = 409,656,081,516,253.38
  5. Step 5: Solve for x
    x = 409,656,081,516,253.38/21,525,122.01
  6. Step 6: Final answer
    x = 19,031,533.54

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1.5x scale

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.