Home / 42,141,297.58-63,211,970.80-11,849,160.58

Finding the Fourth Proportional to 42,141,297.58, 63,211,970.80 and 11,849,160.58

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Solution

The fourth proportional to 42,141,297.58, 63,211,970.80 and 11,849,160.58 is: 17,773,747.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,141,297.58 : 63,211,970.80 = 11,849,160.58 : x
  2. Step 2: Convert to fraction form
    42,141,297.58/63,211,970.80 = 11,849,160.58/x
  3. Step 3: Cross multiply
    42,141,297.58x = 63,211,970.80 × 11,849,160.58
  4. Step 4: Simplify right side
    42,141,297.58x = 749,008,792,587,471
  5. Step 5: Solve for x
    x = 749,008,792,587,471/42,141,297.58
  6. Step 6: Final answer
    x = 17,773,747.74

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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.