Home / 7,774,642.38-10,732,890.79-4,835,406.88

Finding the Fourth Proportional to 7,774,642.38, 10,732,890.79 and 4,835,406.88

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Solution

The fourth proportional to 7,774,642.38, 10,732,890.79 and 4,835,406.88 is: 6,675,277.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,774,642.38 : 10,732,890.79 = 4,835,406.88 : x
  2. Step 2: Convert to fraction form
    7,774,642.38/10,732,890.79 = 4,835,406.88/x
  3. Step 3: Cross multiply
    7,774,642.38x = 10,732,890.79 × 4,835,406.88
  4. Step 4: Simplify right side
    7,774,642.38x = 51,897,893,968,254.63
  5. Step 5: Solve for x
    x = 51,897,893,968,254.63/7,774,642.38
  6. Step 6: Final answer
    x = 6,675,277.32

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1.5x scale

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.