Home / 16,135,142.90-22,266,501.84-8,792,978.06

Finding the Fourth Proportional to 16,135,142.90, 22,266,501.84 and 8,792,978.06

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Solution

The fourth proportional to 16,135,142.90, 22,266,501.84 and 8,792,978.06 is: 12,134,312.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,135,142.90 : 22,266,501.84 = 8,792,978.06 : x
  2. Step 2: Convert to fraction form
    16,135,142.90/22,266,501.84 = 8,792,978.06/x
  3. Step 3: Cross multiply
    16,135,142.90x = 22,266,501.84 × 8,792,978.06
  4. Step 4: Simplify right side
    16,135,142.90x = 195,788,862,152,069.66
  5. Step 5: Solve for x
    x = 195,788,862,152,069.66/16,135,142.90
  6. Step 6: Final answer
    x = 12,134,312.25

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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.