Home / 14,631,145.56-20,190,973.80-8,750,779.62

Finding the Fourth Proportional to 14,631,145.56, 20,190,973.80 and 8,750,779.62

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Solution

The fourth proportional to 14,631,145.56, 20,190,973.80 and 8,750,779.62 is: 12,076,071.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631,145.56 : 20,190,973.80 = 8,750,779.62 : x
  2. Step 2: Convert to fraction form
    14,631,145.56/20,190,973.80 = 8,750,779.62/x
  3. Step 3: Cross multiply
    14,631,145.56x = 20,190,973.80 × 8,750,779.62
  4. Step 4: Simplify right side
    14,631,145.56x = 176,686,762,036,993.94
  5. Step 5: Solve for x
    x = 176,686,762,036,993.94/14,631,145.56
  6. Step 6: Final answer
    x = 12,076,071.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.