Home / 19,569,643.40-29,354,465.10-17,806,046.60

Finding the Fourth Proportional to 19,569,643.40, 29,354,465.10 and 17,806,046.60

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Solution

The fourth proportional to 19,569,643.40, 29,354,465.10 and 17,806,046.60 is: 26,709,069.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569,643.40 : 29,354,465.10 = 17,806,046.60 : x
  2. Step 2: Convert to fraction form
    19,569,643.40/29,354,465.10 = 17,806,046.60/x
  3. Step 3: Cross multiply
    19,569,643.40x = 29,354,465.10 × 17,806,046.60
  4. Step 4: Simplify right side
    19,569,643.40x = 522,686,973,488,673.75
  5. Step 5: Solve for x
    x = 522,686,973,488,673.75/19,569,643.40
  6. Step 6: Final answer
    x = 26,709,069.90

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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.