Home / 19,710,474.40-29,549,122.80-10,254,858.40

Finding the Fourth Proportional to 19,710,474.40, 29,549,122.80 and 10,254,858.40

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Solution

The fourth proportional to 19,710,474.40, 29,549,122.80 and 10,254,858.40 is: 15,373,656.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,710,474.40 : 29,549,122.80 = 10,254,858.40 : x
  2. Step 2: Convert to fraction form
    19,710,474.40/29,549,122.80 = 10,254,858.40/x
  3. Step 3: Cross multiply
    19,710,474.40x = 29,549,122.80 × 10,254,858.40
  4. Step 4: Simplify right side
    19,710,474.40x = 303,022,070,158,211.56
  5. Step 5: Solve for x
    x = 303,022,070,158,211.56/19,710,474.40
  6. Step 6: Final answer
    x = 15,373,656.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.