Home / 55,118,879.60-82,678,319.40-26,421,065.60

Finding the Fourth Proportional to 55,118,879.60, 82,678,319.40 and 26,421,065.60

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Solution

The fourth proportional to 55,118,879.60, 82,678,319.40 and 26,421,065.60 is: 39,631,598.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,118,879.60 : 82,678,319.40 = 26,421,065.60 : x
  2. Step 2: Convert to fraction form
    55,118,879.60/82,678,319.40 = 26,421,065.60/x
  3. Step 3: Cross multiply
    55,118,879.60x = 82,678,319.40 × 26,421,065.60
  4. Step 4: Simplify right side
    55,118,879.60x = 2,184,449,300,565,153
  5. Step 5: Solve for x
    x = 2,184,449,300,565,153/55,118,879.60
  6. Step 6: Final answer
    x = 39,631,598.40

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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.