Home / 42,913,907.49-64,289,858.70-25,354,068.62

Finding the Fourth Proportional to 42,913,907.49, 64,289,858.70 and 25,354,068.62

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Solution

The fourth proportional to 42,913,907.49, 64,289,858.70 and 25,354,068.62 is: 37,983,245.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,913,907.49 : 64,289,858.70 = 25,354,068.62 : x
  2. Step 2: Convert to fraction form
    42,913,907.49/64,289,858.70 = 25,354,068.62/x
  3. Step 3: Cross multiply
    42,913,907.49x = 64,289,858.70 × 25,354,068.62
  4. Step 4: Simplify right side
    42,913,907.49x = 1,630,009,488,728,454.75
  5. Step 5: Solve for x
    x = 1,630,009,488,728,454.75/42,913,907.49
  6. Step 6: Final answer
    x = 37,983,245.62

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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.