Home / 66,014,795.60-99,021,701.32-19,956,575.60

Finding the Fourth Proportional to 66,014,795.60, 99,021,701.32 and 19,956,575.60

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Solution

The fourth proportional to 66,014,795.60, 99,021,701.32 and 19,956,575.60 is: 29,934,714.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,014,795.60 : 99,021,701.32 = 19,956,575.60 : x
  2. Step 2: Convert to fraction form
    66,014,795.60/99,021,701.32 = 19,956,575.60/x
  3. Step 3: Cross multiply
    66,014,795.60x = 99,021,701.32 × 19,956,575.60
  4. Step 4: Simplify right side
    66,014,795.60x = 1,976,134,068,433,199.75
  5. Step 5: Solve for x
    x = 1,976,134,068,433,199.75/66,014,795.60
  6. Step 6: Final answer
    x = 29,934,714.64

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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.