Home / 14,303,943.18-19,739,304.48-7,777,574.93

Finding the Fourth Proportional to 14,303,943.18, 19,739,304.48 and 7,777,574.93

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Solution

The fourth proportional to 14,303,943.18, 19,739,304.48 and 7,777,574.93 is: 10,732,978.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303,943.18 : 19,739,304.48 = 7,777,574.93 : x
  2. Step 2: Convert to fraction form
    14,303,943.18/19,739,304.48 = 7,777,574.93/x
  3. Step 3: Cross multiply
    14,303,943.18x = 19,739,304.48 × 7,777,574.93
  4. Step 4: Simplify right side
    14,303,943.18x = 153,523,919,659,284.69
  5. Step 5: Solve for x
    x = 153,523,919,659,284.69/14,303,943.18
  6. Step 6: Final answer
    x = 10,732,978.85

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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.