Home / 14,482,415.88-19,985,637.75-7,866,944.20

Finding the Fourth Proportional to 14,482,415.88, 19,985,637.75 and 7,866,944.20

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Solution

The fourth proportional to 14,482,415.88, 19,985,637.75 and 7,866,944.20 is: 10,856,330.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482,415.88 : 19,985,637.75 = 7,866,944.20 : x
  2. Step 2: Convert to fraction form
    14,482,415.88/19,985,637.75 = 7,866,944.20/x
  3. Step 3: Cross multiply
    14,482,415.88x = 19,985,637.75 × 7,866,944.20
  4. Step 4: Simplify right side
    14,482,415.88x = 157,225,896,980,663.56
  5. Step 5: Solve for x
    x = 157,225,896,980,663.56/14,482,415.88
  6. Step 6: Final answer
    x = 10,856,330.76

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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.