Home / 28,027,032.98-42,059,412.75-9,831,400.34

Finding the Fourth Proportional to 28,027,032.98, 42,059,412.75 and 9,831,400.34

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Solution

The fourth proportional to 28,027,032.98, 42,059,412.75 and 9,831,400.34 is: 14,753,717.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,027,032.98 : 42,059,412.75 = 9,831,400.34 : x
  2. Step 2: Convert to fraction form
    28,027,032.98/42,059,412.75 = 9,831,400.34/x
  3. Step 3: Cross multiply
    28,027,032.98x = 42,059,412.75 × 9,831,400.34
  4. Step 4: Simplify right side
    28,027,032.98x = 413,502,924,810,550.31
  5. Step 5: Solve for x
    x = 413,502,924,810,550.31/28,027,032.98
  6. Step 6: Final answer
    x = 14,753,717.42

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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.