Home / 31,266,089.70-46,941,124.95-19,956,675.30

Finding the Fourth Proportional to 31,266,089.70, 46,941,124.95 and 19,956,675.30

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Solution

The fourth proportional to 31,266,089.70, 46,941,124.95 and 19,956,675.30 is: 29,961,814.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,266,089.70 : 46,941,124.95 = 19,956,675.30 : x
  2. Step 2: Convert to fraction form
    31,266,089.70/46,941,124.95 = 19,956,675.30/x
  3. Step 3: Cross multiply
    31,266,089.70x = 46,941,124.95 × 19,956,675.30
  4. Step 4: Simplify right side
    31,266,089.70x = 936,788,788,843,878.88
  5. Step 5: Solve for x
    x = 936,788,788,843,878.88/31,266,089.70
  6. Step 6: Final answer
    x = 29,961,814.79

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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.