Home / 9,977,312.80-13,768,711.86-5,393,634.04

Finding the Fourth Proportional to 9,977,312.80, 13,768,711.86 and 5,393,634.04

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Solution

The fourth proportional to 9,977,312.80, 13,768,711.86 and 5,393,634.04 is: 7,443,225.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,977,312.80 : 13,768,711.86 = 5,393,634.04 : x
  2. Step 2: Convert to fraction form
    9,977,312.80/13,768,711.86 = 5,393,634.04/x
  3. Step 3: Cross multiply
    9,977,312.80x = 13,768,711.86 × 5,393,634.04
  4. Step 4: Simplify right side
    9,977,312.80x = 74,263,392,975,047.72
  5. Step 5: Solve for x
    x = 74,263,392,975,047.72/9,977,312.80
  6. Step 6: Final answer
    x = 7,443,225.89

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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.