Home / 28,265,435.10-42,398,152.65-23,641,898.40

Finding the Fourth Proportional to 28,265,435.10, 42,398,152.65 and 23,641,898.40

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Solution

The fourth proportional to 28,265,435.10, 42,398,152.65 and 23,641,898.40 is: 35,462,847.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,265,435.10 : 42,398,152.65 = 23,641,898.40 : x
  2. Step 2: Convert to fraction form
    28,265,435.10/42,398,152.65 = 23,641,898.40/x
  3. Step 3: Cross multiply
    28,265,435.10x = 42,398,152.65 × 23,641,898.40
  4. Step 4: Simplify right side
    28,265,435.10x = 1,002,372,817,298,990.62
  5. Step 5: Solve for x
    x = 1,002,372,817,298,990.62/28,265,435.10
  6. Step 6: Final answer
    x = 35,462,847.60

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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.