Home / 8,388,431.75-11,575,925.80-4,717,347.19

Finding the Fourth Proportional to 8,388,431.75, 11,575,925.80 and 4,717,347.19

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Solution

The fourth proportional to 8,388,431.75, 11,575,925.80 and 4,717,347.19 is: 6,509,877.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388,431.75 : 11,575,925.80 = 4,717,347.19 : x
  2. Step 2: Convert to fraction form
    8,388,431.75/11,575,925.80 = 4,717,347.19/x
  3. Step 3: Cross multiply
    8,388,431.75x = 11,575,925.80 × 4,717,347.19
  4. Step 4: Simplify right side
    8,388,431.75x = 54,607,661,003,545.32
  5. Step 5: Solve for x
    x = 54,607,661,003,545.32/8,388,431.75
  6. Step 6: Final answer
    x = 6,509,877.25

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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.