Home / 66,437,628.60-99,549,134.10-37,597,999.80

Finding the Fourth Proportional to 66,437,628.60, 99,549,134.10 and 37,597,999.80

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Solution

The fourth proportional to 66,437,628.60, 99,549,134.10 and 37,597,999.80 is: 56,336,272.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,437,628.60 : 99,549,134.10 = 37,597,999.80 : x
  2. Step 2: Convert to fraction form
    66,437,628.60/99,549,134.10 = 37,597,999.80/x
  3. Step 3: Cross multiply
    66,437,628.60x = 99,549,134.10 × 37,597,999.80
  4. Step 4: Simplify right side
    66,437,628.60x = 3,742,848,323,981,972.50
  5. Step 5: Solve for x
    x = 3,742,848,323,981,972.50/66,437,628.60
  6. Step 6: Final answer
    x = 56,336,272.12

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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.