Home / 14,107,526.51-19,468,455.54-7,912,904.28

Finding the Fourth Proportional to 14,107,526.51, 19,468,455.54 and 7,912,904.28

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Solution

The fourth proportional to 14,107,526.51, 19,468,455.54 and 7,912,904.28 is: 10,919,846.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,107,526.51 : 19,468,455.54 = 7,912,904.28 : x
  2. Step 2: Convert to fraction form
    14,107,526.51/19,468,455.54 = 7,912,904.28/x
  3. Step 3: Cross multiply
    14,107,526.51x = 19,468,455.54 × 7,912,904.28
  4. Step 4: Simplify right side
    14,107,526.51x = 154,052,025,167,455.72
  5. Step 5: Solve for x
    x = 154,052,025,167,455.72/14,107,526.51
  6. Step 6: Final answer
    x = 10,919,846.58

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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.