Home / 17,938,206.60-26,909,934.30-5,805,605.40

Finding the Fourth Proportional to 17,938,206.60, 26,909,934.30 and 5,805,605.40

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Solution

The fourth proportional to 17,938,206.60, 26,909,934.30 and 5,805,605.40 is: 8,709,257.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,938,206.60 : 26,909,934.30 = 5,805,605.40 : x
  2. Step 2: Convert to fraction form
    17,938,206.60/26,909,934.30 = 5,805,605.40/x
  3. Step 3: Cross multiply
    17,938,206.60x = 26,909,934.30 × 5,805,605.40
  4. Step 4: Simplify right side
    17,938,206.60x = 156,228,459,885,725.22
  5. Step 5: Solve for x
    x = 156,228,459,885,725.22/17,938,206.60
  6. Step 6: Final answer
    x = 8,709,257.47

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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.