Home / 6,666,101.50-9,999,152.28-1,873,790.77

Finding the Fourth Proportional to 6,666,101.50, 9,999,152.28 and 1,873,790.77

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Solution

The fourth proportional to 6,666,101.50, 9,999,152.28 and 1,873,790.77 is: 2,810,686.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666,101.50 : 9,999,152.28 = 1,873,790.77 : x
  2. Step 2: Convert to fraction form
    6,666,101.50/9,999,152.28 = 1,873,790.77/x
  3. Step 3: Cross multiply
    6,666,101.50x = 9,999,152.28 × 1,873,790.77
  4. Step 4: Simplify right side
    6,666,101.50x = 18,736,319,195,408.21
  5. Step 5: Solve for x
    x = 18,736,319,195,408.21/6,666,101.50
  6. Step 6: Final answer
    x = 2,810,686.15

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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.