Home / 16,890,073.96-23,308,279.71-9,155,114.23

Finding the Fourth Proportional to 16,890,073.96, 23,308,279.71 and 9,155,114.23

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Solution

The fourth proportional to 16,890,073.96, 23,308,279.71 and 9,155,114.23 is: 12,634,045.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,890,073.96 : 23,308,279.71 = 9,155,114.23 : x
  2. Step 2: Convert to fraction form
    16,890,073.96/23,308,279.71 = 9,155,114.23/x
  3. Step 3: Cross multiply
    16,890,073.96x = 23,308,279.71 × 9,155,114.23
  4. Step 4: Simplify right side
    16,890,073.96x = 213,389,963,212,638.22
  5. Step 5: Solve for x
    x = 213,389,963,212,638.22/16,890,073.96
  6. Step 6: Final answer
    x = 12,634,045.52

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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.