Home / 28,050,730.60-38,707,059.31-16,287,699.60

Finding the Fourth Proportional to 28,050,730.60, 38,707,059.31 and 16,287,699.60

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Solution

The fourth proportional to 28,050,730.60, 38,707,059.31 and 16,287,699.60 is: 22,475,313.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,050,730.60 : 38,707,059.31 = 16,287,699.60 : x
  2. Step 2: Convert to fraction form
    28,050,730.60/38,707,059.31 = 16,287,699.60/x
  3. Step 3: Cross multiply
    28,050,730.60x = 38,707,059.31 × 16,287,699.60
  4. Step 4: Simplify right side
    28,050,730.60x = 630,448,954,440,663.25
  5. Step 5: Solve for x
    x = 630,448,954,440,663.25/28,050,730.60
  6. Step 6: Final answer
    x = 22,475,313.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.