Home / 14,112,004.40-21,168,006.60-12,096,465.20

Finding the Fourth Proportional to 14,112,004.40, 21,168,006.60 and 12,096,465.20

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Solution

The fourth proportional to 14,112,004.40, 21,168,006.60 and 12,096,465.20 is: 18,144,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,112,004.40 : 21,168,006.60 = 12,096,465.20 : x
  2. Step 2: Convert to fraction form
    14,112,004.40/21,168,006.60 = 12,096,465.20/x
  3. Step 3: Cross multiply
    14,112,004.40x = 21,168,006.60 × 12,096,465.20
  4. Step 4: Simplify right side
    14,112,004.40x = 256,058,055,190,270.31
  5. Step 5: Solve for x
    x = 256,058,055,190,270.31/14,112,004.40
  6. Step 6: Final answer
    x = 18,144,697.80

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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.