Home / 56,911,956.48-78,460,448.40-35,993,563.20

Finding the Fourth Proportional to 56,911,956.48, 78,460,448.40 and 35,993,563.20

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Solution

The fourth proportional to 56,911,956.48, 78,460,448.40 and 35,993,563.20 is: 49,621,754.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,911,956.48 : 78,460,448.40 = 35,993,563.20 : x
  2. Step 2: Convert to fraction form
    56,911,956.48/78,460,448.40 = 35,993,563.20/x
  3. Step 3: Cross multiply
    56,911,956.48x = 78,460,448.40 × 35,993,563.20
  4. Step 4: Simplify right side
    56,911,956.48x = 2,824,071,108,185,739.50
  5. Step 5: Solve for x
    x = 2,824,071,108,185,739.50/56,911,956.48
  6. Step 6: Final answer
    x = 49,621,754.07

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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.