Home / 14,232,870.40-19,641,372.32-7,706,505.28

Finding the Fourth Proportional to 14,232,870.40, 19,641,372.32 and 7,706,505.28

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Solution

The fourth proportional to 14,232,870.40, 19,641,372.32 and 7,706,505.28 is: 10,634,983.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,232,870.40 : 19,641,372.32 = 7,706,505.28 : x
  2. Step 2: Convert to fraction form
    14,232,870.40/19,641,372.32 = 7,706,505.28/x
  3. Step 3: Cross multiply
    14,232,870.40x = 19,641,372.32 × 7,706,505.28
  4. Step 4: Simplify right side
    14,232,870.40x = 151,366,339,490,525.84
  5. Step 5: Solve for x
    x = 151,366,339,490,525.84/14,232,870.40
  6. Step 6: Final answer
    x = 10,634,983.33

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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.