Home / 48,249,257.70-72,373,886.55-12,347,465.70

Finding the Fourth Proportional to 48,249,257.70, 72,373,886.55 and 12,347,465.70

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Solution

The fourth proportional to 48,249,257.70, 72,373,886.55 and 12,347,465.70 is: 18,521,198.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,249,257.70 : 72,373,886.55 = 12,347,465.70 : x
  2. Step 2: Convert to fraction form
    48,249,257.70/72,373,886.55 = 12,347,465.70/x
  3. Step 3: Cross multiply
    48,249,257.70x = 72,373,886.55 × 12,347,465.70
  4. Step 4: Simplify right side
    48,249,257.70x = 893,634,081,751,816.25
  5. Step 5: Solve for x
    x = 893,634,081,751,816.25/48,249,257.70
  6. Step 6: Final answer
    x = 18,521,198.55

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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.