Home / 19,412,054.10-29,118,081.15-19,160,111.70

Finding the Fourth Proportional to 19,412,054.10, 29,118,081.15 and 19,160,111.70

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Solution

The fourth proportional to 19,412,054.10, 29,118,081.15 and 19,160,111.70 is: 28,740,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,412,054.10 : 29,118,081.15 = 19,160,111.70 : x
  2. Step 2: Convert to fraction form
    19,412,054.10/29,118,081.15 = 19,160,111.70/x
  3. Step 3: Cross multiply
    19,412,054.10x = 29,118,081.15 × 19,160,111.70
  4. Step 4: Simplify right side
    19,412,054.10x = 557,905,687,323,664.38
  5. Step 5: Solve for x
    x = 557,905,687,323,664.38/19,412,054.10
  6. Step 6: Final answer
    x = 28,740,167.55

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1.5x scale

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.