Home / 58,778,718.12-81,121,192.74-35,586,625.32

Finding the Fourth Proportional to 58,778,718.12, 81,121,192.74 and 35,586,625.32

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Solution

The fourth proportional to 58,778,718.12, 81,121,192.74 and 35,586,625.32 is: 49,113,515.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,778,718.12 : 81,121,192.74 = 35,586,625.32 : x
  2. Step 2: Convert to fraction form
    58,778,718.12/81,121,192.74 = 35,586,625.32/x
  3. Step 3: Cross multiply
    58,778,718.12x = 81,121,192.74 × 35,586,625.32
  4. Step 4: Simplify right side
    58,778,718.12x = 2,886,829,491,549,884
  5. Step 5: Solve for x
    x = 2,886,829,491,549,884/58,778,718.12
  6. Step 6: Final answer
    x = 49,113,515.64

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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.