Home / 8,590,458.15-11,855,066.08-4,670,478.02

Finding the Fourth Proportional to 8,590,458.15, 11,855,066.08 and 4,670,478.02

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Solution

The fourth proportional to 8,590,458.15, 11,855,066.08 and 4,670,478.02 is: 6,445,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590,458.15 : 11,855,066.08 = 4,670,478.02 : x
  2. Step 2: Convert to fraction form
    8,590,458.15/11,855,066.08 = 4,670,478.02/x
  3. Step 3: Cross multiply
    8,590,458.15x = 11,855,066.08 × 4,670,478.02
  4. Step 4: Simplify right side
    8,590,458.15x = 55,368,825,497,418.26
  5. Step 5: Solve for x
    x = 55,368,825,497,418.26/8,590,458.15
  6. Step 6: Final answer
    x = 6,445,386.80

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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.