Home / 28,133,746.32-42,200,160.28-8,964,244.24

Finding the Fourth Proportional to 28,133,746.32, 42,200,160.28 and 8,964,244.24

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Solution

The fourth proportional to 28,133,746.32, 42,200,160.28 and 8,964,244.24 is: 13,446,220.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,133,746.32 : 42,200,160.28 = 8,964,244.24 : x
  2. Step 2: Convert to fraction form
    28,133,746.32/42,200,160.28 = 8,964,244.24/x
  3. Step 3: Cross multiply
    28,133,746.32x = 42,200,160.28 × 8,964,244.24
  4. Step 4: Simplify right side
    28,133,746.32x = 378,292,543,717,066.81
  5. Step 5: Solve for x
    x = 378,292,543,717,066.81/28,133,746.32
  6. Step 6: Final answer
    x = 13,446,220.05

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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.