Home / 19,331,804.70-28,997,050.95-4,955,013.45

Finding the Fourth Proportional to 19,331,804.70, 28,997,050.95 and 4,955,013.45

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Solution

The fourth proportional to 19,331,804.70, 28,997,050.95 and 4,955,013.45 is: 7,432,352.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,331,804.70 : 28,997,050.95 = 4,955,013.45 : x
  2. Step 2: Convert to fraction form
    19,331,804.70/28,997,050.95 = 4,955,013.45/x
  3. Step 3: Cross multiply
    19,331,804.70x = 28,997,050.95 × 4,955,013.45
  4. Step 4: Simplify right side
    19,331,804.70x = 143,680,777,467,585.28
  5. Step 5: Solve for x
    x = 143,680,777,467,585.28/19,331,804.70
  6. Step 6: Final answer
    x = 7,432,352.01

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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.