Home / 7,157,421.14-9,877,164.60-4,256,748.38

Finding the Fourth Proportional to 7,157,421.14, 9,877,164.60 and 4,256,748.38

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Solution

The fourth proportional to 7,157,421.14, 9,877,164.60 and 4,256,748.38 is: 5,874,267.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,157,421.14 : 9,877,164.60 = 4,256,748.38 : x
  2. Step 2: Convert to fraction form
    7,157,421.14/9,877,164.60 = 4,256,748.38/x
  3. Step 3: Cross multiply
    7,157,421.14x = 9,877,164.60 × 4,256,748.38
  4. Step 4: Simplify right side
    7,157,421.14x = 42,044,604,410,043.34
  5. Step 5: Solve for x
    x = 42,044,604,410,043.34/7,157,421.14
  6. Step 6: Final answer
    x = 5,874,267.22

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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.