Home / 19,211,454.02-28,815,051.27-4,834,525.70

Finding the Fourth Proportional to 19,211,454.02, 28,815,051.27 and 4,834,525.70

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Solution

The fourth proportional to 19,211,454.02, 28,815,051.27 and 4,834,525.70 is: 7,251,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211,454.02 : 28,815,051.27 = 4,834,525.70 : x
  2. Step 2: Convert to fraction form
    19,211,454.02/28,815,051.27 = 4,834,525.70/x
  3. Step 3: Cross multiply
    19,211,454.02x = 28,815,051.27 × 4,834,525.70
  4. Step 4: Simplify right side
    19,211,454.02x = 139,307,105,911,632.64
  5. Step 5: Solve for x
    x = 139,307,105,911,632.64/19,211,454.02
  6. Step 6: Final answer
    x = 7,251,252.60

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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.