Home / 42,403,885.44-63,610,240.32-11,698,465.92

Finding the Fourth Proportional to 42,403,885.44, 63,610,240.32 and 11,698,465.92

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Solution

The fourth proportional to 42,403,885.44, 63,610,240.32 and 11,698,465.92 is: 17,548,916.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,403,885.44 : 63,610,240.32 = 11,698,465.92 : x
  2. Step 2: Convert to fraction form
    42,403,885.44/63,610,240.32 = 11,698,465.92/x
  3. Step 3: Cross multiply
    42,403,885.44x = 63,610,240.32 × 11,698,465.92
  4. Step 4: Simplify right side
    42,403,885.44x = 744,142,228,546,529.88
  5. Step 5: Solve for x
    x = 744,142,228,546,529.88/42,403,885.44
  6. Step 6: Final answer
    x = 17,548,916.12

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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.