Home / 19,412,030.10-29,118,045.15-19,160,087.70

Finding the Fourth Proportional to 19,412,030.10, 29,118,045.15 and 19,160,087.70

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Solution

The fourth proportional to 19,412,030.10, 29,118,045.15 and 19,160,087.70 is: 28,740,131.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,412,030.10 : 29,118,045.15 = 19,160,087.70 : x
  2. Step 2: Convert to fraction form
    19,412,030.10/29,118,045.15 = 19,160,087.70/x
  3. Step 3: Cross multiply
    19,412,030.10x = 29,118,045.15 × 19,160,087.70
  4. Step 4: Simplify right side
    19,412,030.10x = 557,904,298,726,559.62
  5. Step 5: Solve for x
    x = 557,904,298,726,559.62/19,412,030.10
  6. Step 6: Final answer
    x = 28,740,131.55

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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.