Home / 19,039,572.96-28,563,456.54-5,908,731.50

Finding the Fourth Proportional to 19,039,572.96, 28,563,456.54 and 5,908,731.50

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Solution

The fourth proportional to 19,039,572.96, 28,563,456.54 and 5,908,731.50 is: 8,864,368.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039,572.96 : 28,563,456.54 = 5,908,731.50 : x
  2. Step 2: Convert to fraction form
    19,039,572.96/28,563,456.54 = 5,908,731.50/x
  3. Step 3: Cross multiply
    19,039,572.96x = 28,563,456.54 × 5,908,731.50
  4. Step 4: Simplify right side
    19,039,572.96x = 168,773,795,406,779
  5. Step 5: Solve for x
    x = 168,773,795,406,779/19,039,572.96
  6. Step 6: Final answer
    x = 8,864,368.74

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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.