Home / 30,925,148.02-42,675,535.08-17,174,997.88

Finding the Fourth Proportional to 30,925,148.02, 42,675,535.08 and 17,174,997.88

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Solution

The fourth proportional to 30,925,148.02, 42,675,535.08 and 17,174,997.88 is: 23,700,847.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,925,148.02 : 42,675,535.08 = 17,174,997.88 : x
  2. Step 2: Convert to fraction form
    30,925,148.02/42,675,535.08 = 17,174,997.88/x
  3. Step 3: Cross multiply
    30,925,148.02x = 42,675,535.08 × 17,174,997.88
  4. Step 4: Simplify right side
    30,925,148.02x = 732,952,224,526,865.50
  5. Step 5: Solve for x
    x = 732,952,224,526,865.50/30,925,148.02
  6. Step 6: Final answer
    x = 23,700,847.74

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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.