Home / 76,152,955.74-114,227,253.60-21,565,412.16

Finding the Fourth Proportional to 76,152,955.74, 114,227,253.60 and 21,565,412.16

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Solution

The fourth proportional to 76,152,955.74, 114,227,253.60 and 21,565,412.16 is: 32,347,500.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,152,955.74 : 114,227,253.60 = 21,565,412.16 : x
  2. Step 2: Convert to fraction form
    76,152,955.74/114,227,253.60 = 21,565,412.16/x
  3. Step 3: Cross multiply
    76,152,955.74x = 114,227,253.60 × 21,565,412.16
  4. Step 4: Simplify right side
    76,152,955.74x = 2,463,357,803,788,843.50
  5. Step 5: Solve for x
    x = 2,463,357,803,788,843.50/76,152,955.74
  6. Step 6: Final answer
    x = 32,347,500.89

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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.