Home / 20,779,527.44-31,177,558.02-7,996,599.92

Finding the Fourth Proportional to 20,779,527.44, 31,177,558.02 and 7,996,599.92

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Solution

The fourth proportional to 20,779,527.44, 31,177,558.02 and 7,996,599.92 is: 11,998,081.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,779,527.44 : 31,177,558.02 = 7,996,599.92 : x
  2. Step 2: Convert to fraction form
    20,779,527.44/31,177,558.02 = 7,996,599.92/x
  3. Step 3: Cross multiply
    20,779,527.44x = 31,177,558.02 × 7,996,599.92
  4. Step 4: Simplify right side
    20,779,527.44x = 249,314,457,968,527.34
  5. Step 5: Solve for x
    x = 249,314,457,968,527.34/20,779,527.44
  6. Step 6: Final answer
    x = 11,998,081.22

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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.