Home / 19,175,390.40-28,763,085.60-16,152,081.60

Finding the Fourth Proportional to 19,175,390.40, 28,763,085.60 and 16,152,081.60

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Solution

The fourth proportional to 19,175,390.40, 28,763,085.60 and 16,152,081.60 is: 24,228,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,175,390.40 : 28,763,085.60 = 16,152,081.60 : x
  2. Step 2: Convert to fraction form
    19,175,390.40/28,763,085.60 = 16,152,081.60/x
  3. Step 3: Cross multiply
    19,175,390.40x = 28,763,085.60 × 16,152,081.60
  4. Step 4: Simplify right side
    19,175,390.40x = 464,583,705,678,985
  5. Step 5: Solve for x
    x = 464,583,705,678,985/19,175,390.40
  6. Step 6: Final answer
    x = 24,228,122.40

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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.