Home / 27,319,345.57-37,699,216.71-15,095,415.25

Finding the Fourth Proportional to 27,319,345.57, 37,699,216.71 and 15,095,415.25

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Solution

The fourth proportional to 27,319,345.57, 37,699,216.71 and 15,095,415.25 is: 20,830,855.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,319,345.57 : 37,699,216.71 = 15,095,415.25 : x
  2. Step 2: Convert to fraction form
    27,319,345.57/37,699,216.71 = 15,095,415.25/x
  3. Step 3: Cross multiply
    27,319,345.57x = 37,699,216.71 × 15,095,415.25
  4. Step 4: Simplify right side
    27,319,345.57x = 569,085,330,837,188.88
  5. Step 5: Solve for x
    x = 569,085,330,837,188.88/27,319,345.57
  6. Step 6: Final answer
    x = 20,830,855.17

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1.5x scale

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.