Home / 7,156,929.63-9,872,798.63-4,254,255.75

Finding the Fourth Proportional to 7,156,929.63, 9,872,798.63 and 4,254,255.75

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Solution

The fourth proportional to 7,156,929.63, 9,872,798.63 and 4,254,255.75 is: 5,868,635.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156,929.63 : 9,872,798.63 = 4,254,255.75 : x
  2. Step 2: Convert to fraction form
    7,156,929.63/9,872,798.63 = 4,254,255.75/x
  3. Step 3: Cross multiply
    7,156,929.63x = 9,872,798.63 × 4,254,255.75
  4. Step 4: Simplify right side
    7,156,929.63x = 42,001,410,318,998.34
  5. Step 5: Solve for x
    x = 42,001,410,318,998.34/7,156,929.63
  6. Step 6: Final answer
    x = 5,868,635.36

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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.