Home / 11,804,715.90-16,291,114.47-7,219,597.50

Finding the Fourth Proportional to 11,804,715.90, 16,291,114.47 and 7,219,597.50

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Solution

The fourth proportional to 11,804,715.90, 16,291,114.47 and 7,219,597.50 is: 9,963,415.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804,715.90 : 16,291,114.47 = 7,219,597.50 : x
  2. Step 2: Convert to fraction form
    11,804,715.90/16,291,114.47 = 7,219,597.50/x
  3. Step 3: Cross multiply
    11,804,715.90x = 16,291,114.47 × 7,219,597.50
  4. Step 4: Simplify right side
    11,804,715.90x = 117,615,289,299,825.83
  5. Step 5: Solve for x
    x = 117,615,289,299,825.83/11,804,715.90
  6. Step 6: Final answer
    x = 9,963,415.49

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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.