Home / 28,437,276.12-42,630,308.37-10,228,672.32

Finding the Fourth Proportional to 28,437,276.12, 42,630,308.37 and 10,228,672.32

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Solution

The fourth proportional to 28,437,276.12, 42,630,308.37 and 10,228,672.32 is: 15,333,798.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,437,276.12 : 42,630,308.37 = 10,228,672.32 : x
  2. Step 2: Convert to fraction form
    28,437,276.12/42,630,308.37 = 10,228,672.32/x
  3. Step 3: Cross multiply
    28,437,276.12x = 42,630,308.37 × 10,228,672.32
  4. Step 4: Simplify right side
    28,437,276.12x = 436,051,455,217,283.31
  5. Step 5: Solve for x
    x = 436,051,455,217,283.31/28,437,276.12
  6. Step 6: Final answer
    x = 15,333,798.26

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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.