Home / 28,007,022.60-42,010,533.90-10,962,030.60

Finding the Fourth Proportional to 28,007,022.60, 42,010,533.90 and 10,962,030.60

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Solution

The fourth proportional to 28,007,022.60, 42,010,533.90 and 10,962,030.60 is: 16,443,045.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,007,022.60 : 42,010,533.90 = 10,962,030.60 : x
  2. Step 2: Convert to fraction form
    28,007,022.60/42,010,533.90 = 10,962,030.60/x
  3. Step 3: Cross multiply
    28,007,022.60x = 42,010,533.90 × 10,962,030.60
  4. Step 4: Simplify right side
    28,007,022.60x = 460,520,758,134,137.31
  5. Step 5: Solve for x
    x = 460,520,758,134,137.31/28,007,022.60
  6. Step 6: Final answer
    x = 16,443,045.90

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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.