Home / 10,132,852.48-13,983,381.12-5,549,205.76

Finding the Fourth Proportional to 10,132,852.48, 13,983,381.12 and 5,549,205.76

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Solution

The fourth proportional to 10,132,852.48, 13,983,381.12 and 5,549,205.76 is: 7,657,928.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132,852.48 : 13,983,381.12 = 5,549,205.76 : x
  2. Step 2: Convert to fraction form
    10,132,852.48/13,983,381.12 = 5,549,205.76/x
  3. Step 3: Cross multiply
    10,132,852.48x = 13,983,381.12 × 5,549,205.76
  4. Step 4: Simplify right side
    10,132,852.48x = 77,596,659,055,379.25
  5. Step 5: Solve for x
    x = 77,596,659,055,379.25/10,132,852.48
  6. Step 6: Final answer
    x = 7,657,928.43

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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.