Home / 19,586,154.57-27,000,406.17-13,687,475.40

Finding the Fourth Proportional to 19,586,154.57, 27,000,406.17 and 13,687,475.40

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Solution

The fourth proportional to 19,586,154.57, 27,000,406.17 and 13,687,475.40 is: 18,868,808.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,154.57 : 27,000,406.17 = 13,687,475.40 : x
  2. Step 2: Convert to fraction form
    19,586,154.57/27,000,406.17 = 13,687,475.40/x
  3. Step 3: Cross multiply
    19,586,154.57x = 27,000,406.17 × 13,687,475.40
  4. Step 4: Simplify right side
    19,586,154.57x = 369,567,395,241,883.25
  5. Step 5: Solve for x
    x = 369,567,395,241,883.25/19,586,154.57
  6. Step 6: Final answer
    x = 18,868,808.27

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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.