Home / 14,079,483-19,429,687.35-7,640,955

Finding the Fourth Proportional to 14,079,483, 19,429,687.35 and 7,640,955

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Solution

The fourth proportional to 14,079,483, 19,429,687.35 and 7,640,955 is: 10,544,518.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,079,483 : 19,429,687.35 = 7,640,955 : x
  2. Step 2: Convert to fraction form
    14,079,483/19,429,687.35 = 7,640,955/x
  3. Step 3: Cross multiply
    14,079,483x = 19,429,687.35 × 7,640,955
  4. Step 4: Simplify right side
    14,079,483x = 148,461,366,705,419.25
  5. Step 5: Solve for x
    x = 148,461,366,705,419.25/14,079,483
  6. Step 6: Final answer
    x = 10,544,518.34

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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.