Home / 15,990,292-22,066,603.80-8,648,123.08

Finding the Fourth Proportional to 15,990,292, 22,066,603.80 and 8,648,123.08

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Solution

The fourth proportional to 15,990,292, 22,066,603.80 and 8,648,123.08 is: 11,934,410.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,990,292 : 22,066,603.80 = 8,648,123.08 : x
  2. Step 2: Convert to fraction form
    15,990,292/22,066,603.80 = 8,648,123.08/x
  3. Step 3: Cross multiply
    15,990,292x = 22,066,603.80 × 8,648,123.08
  4. Step 4: Simplify right side
    15,990,292x = 190,834,705,619,995.72
  5. Step 5: Solve for x
    x = 190,834,705,619,995.72/15,990,292
  6. Step 6: Final answer
    x = 11,934,410.30

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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.