Home / 23,153,723.40-31,954,102.38-12,843,768

Finding the Fourth Proportional to 23,153,723.40, 31,954,102.38 and 12,843,768

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Solution

The fourth proportional to 23,153,723.40, 31,954,102.38 and 12,843,768 is: 17,725,489.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,153,723.40 : 31,954,102.38 = 12,843,768 : x
  2. Step 2: Convert to fraction form
    23,153,723.40/31,954,102.38 = 12,843,768/x
  3. Step 3: Cross multiply
    23,153,723.40x = 31,954,102.38 × 12,843,768
  4. Step 4: Simplify right side
    23,153,723.40x = 410,411,077,616,967.81
  5. Step 5: Solve for x
    x = 410,411,077,616,967.81/23,153,723.40
  6. Step 6: Final answer
    x = 17,725,489.35

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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.