Home / 9,482,557.64-13,085,929.14-5,131,643.72

Finding the Fourth Proportional to 9,482,557.64, 13,085,929.14 and 5,131,643.72

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Solution

The fourth proportional to 9,482,557.64, 13,085,929.14 and 5,131,643.72 is: 7,081,668.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482,557.64 : 13,085,929.14 = 5,131,643.72 : x
  2. Step 2: Convert to fraction form
    9,482,557.64/13,085,929.14 = 5,131,643.72/x
  3. Step 3: Cross multiply
    9,482,557.64x = 13,085,929.14 × 5,131,643.72
  4. Step 4: Simplify right side
    9,482,557.64x = 67,152,326,091,646
  5. Step 5: Solve for x
    x = 67,152,326,091,646/9,482,557.64
  6. Step 6: Final answer
    x = 7,081,668.12

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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.