Home / 19,809,167.64-27,336,082.95-12,071,386.68

Finding the Fourth Proportional to 19,809,167.64, 27,336,082.95 and 12,071,386.68

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Solution

The fourth proportional to 19,809,167.64, 27,336,082.95 and 12,071,386.68 is: 16,658,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,809,167.64 : 27,336,082.95 = 12,071,386.68 : x
  2. Step 2: Convert to fraction form
    19,809,167.64/27,336,082.95 = 12,071,386.68/x
  3. Step 3: Cross multiply
    19,809,167.64x = 27,336,082.95 × 12,071,386.68
  4. Step 4: Simplify right side
    19,809,167.64x = 329,984,427,606,005.06
  5. Step 5: Solve for x
    x = 329,984,427,606,005.06/19,809,167.64
  6. Step 6: Final answer
    x = 16,658,167.25

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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.