Home / 18,128,045.70-27,223,561.35-9,624,989.70

Finding the Fourth Proportional to 18,128,045.70, 27,223,561.35 and 9,624,989.70

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Solution

The fourth proportional to 18,128,045.70, 27,223,561.35 and 9,624,989.70 is: 14,454,205.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,128,045.70 : 27,223,561.35 = 9,624,989.70 : x
  2. Step 2: Convert to fraction form
    18,128,045.70/27,223,561.35 = 9,624,989.70/x
  3. Step 3: Cross multiply
    18,128,045.70x = 27,223,561.35 × 9,624,989.70
  4. Step 4: Simplify right side
    18,128,045.70x = 262,026,497,591,068.09
  5. Step 5: Solve for x
    x = 262,026,497,591,068.09/18,128,045.70
  6. Step 6: Final answer
    x = 14,454,205.49

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1.5x scale

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.