Home / 15,576,543.40-23,364,815.10-5,477,852.20

Finding the Fourth Proportional to 15,576,543.40, 23,364,815.10 and 5,477,852.20

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Solution

The fourth proportional to 15,576,543.40, 23,364,815.10 and 5,477,852.20 is: 8,216,778.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,576,543.40 : 23,364,815.10 = 5,477,852.20 : x
  2. Step 2: Convert to fraction form
    15,576,543.40/23,364,815.10 = 5,477,852.20/x
  3. Step 3: Cross multiply
    15,576,543.40x = 23,364,815.10 × 5,477,852.20
  4. Step 4: Simplify right side
    15,576,543.40x = 127,989,003,798,128.23
  5. Step 5: Solve for x
    x = 127,989,003,798,128.23/15,576,543.40
  6. Step 6: Final answer
    x = 8,216,778.30

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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.