Home / 30,854,697.77-42,583,820.76-19,097,737.38

Finding the Fourth Proportional to 30,854,697.77, 42,583,820.76 and 19,097,737.38

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Solution

The fourth proportional to 30,854,697.77, 42,583,820.76 and 19,097,737.38 is: 26,357,562.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,854,697.77 : 42,583,820.76 = 19,097,737.38 : x
  2. Step 2: Convert to fraction form
    30,854,697.77/42,583,820.76 = 19,097,737.38/x
  3. Step 3: Cross multiply
    30,854,697.77x = 42,583,820.76 × 19,097,737.38
  4. Step 4: Simplify right side
    30,854,697.77x = 813,254,625,511,471.88
  5. Step 5: Solve for x
    x = 813,254,625,511,471.88/30,854,697.77
  6. Step 6: Final answer
    x = 26,357,562.52

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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.