Home / 5,209,171.08-7,814,051.54-1,615,448.92

Finding the Fourth Proportional to 5,209,171.08, 7,814,051.54 and 1,615,448.92

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Solution

The fourth proportional to 5,209,171.08, 7,814,051.54 and 1,615,448.92 is: 2,423,264.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209,171.08 : 7,814,051.54 = 1,615,448.92 : x
  2. Step 2: Convert to fraction form
    5,209,171.08/7,814,051.54 = 1,615,448.92/x
  3. Step 3: Cross multiply
    5,209,171.08x = 7,814,051.54 × 1,615,448.92
  4. Step 4: Simplify right side
    5,209,171.08x = 12,623,201,121,117.34
  5. Step 5: Solve for x
    x = 12,623,201,121,117.34/5,209,171.08
  6. Step 6: Final answer
    x = 2,423,264.84

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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.