Home / 17,758,328.93-26,638,240.76-5,628,271.02

Finding the Fourth Proportional to 17,758,328.93, 26,638,240.76 and 5,628,271.02

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Solution

The fourth proportional to 17,758,328.93, 26,638,240.76 and 5,628,271.02 is: 8,442,643.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,758,328.93 : 26,638,240.76 = 5,628,271.02 : x
  2. Step 2: Convert to fraction form
    17,758,328.93/26,638,240.76 = 5,628,271.02/x
  3. Step 3: Cross multiply
    17,758,328.93x = 26,638,240.76 × 5,628,271.02
  4. Step 4: Simplify right side
    17,758,328.93x = 149,927,238,465,149.41
  5. Step 5: Solve for x
    x = 149,927,238,465,149.41/17,758,328.93
  6. Step 6: Final answer
    x = 8,442,643.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.