Home / 8,487,948.63-11,713,370.40-4,620,498.81

Finding the Fourth Proportional to 8,487,948.63, 11,713,370.40 and 4,620,498.81

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Solution

The fourth proportional to 8,487,948.63, 11,713,370.40 and 4,620,498.81 is: 6,376,289.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,948.63 : 11,713,370.40 = 4,620,498.81 : x
  2. Step 2: Convert to fraction form
    8,487,948.63/11,713,370.40 = 4,620,498.81/x
  3. Step 3: Cross multiply
    8,487,948.63x = 11,713,370.40 × 4,620,498.81
  4. Step 4: Simplify right side
    8,487,948.63x = 54,121,613,994,289.22
  5. Step 5: Solve for x
    x = 54,121,613,994,289.22/8,487,948.63
  6. Step 6: Final answer
    x = 6,376,289.06

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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.