Home / 19,423,608.60-29,139,300.90-5,776,728.60

Finding the Fourth Proportional to 19,423,608.60, 29,139,300.90 and 5,776,728.60

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Solution

The fourth proportional to 19,423,608.60, 29,139,300.90 and 5,776,728.60 is: 8,666,249.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,608.60 : 29,139,300.90 = 5,776,728.60 : x
  2. Step 2: Convert to fraction form
    19,423,608.60/29,139,300.90 = 5,776,728.60/x
  3. Step 3: Cross multiply
    19,423,608.60x = 29,139,300.90 × 5,776,728.60
  4. Step 4: Simplify right side
    19,423,608.60x = 168,329,832,893,035.72
  5. Step 5: Solve for x
    x = 168,329,832,893,035.72/19,423,608.60
  6. Step 6: Final answer
    x = 8,666,249.22

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1.5x scale

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.