Home / 14,210,008.90-21,315,013.35-5,238,060.10

Finding the Fourth Proportional to 14,210,008.90, 21,315,013.35 and 5,238,060.10

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Solution

The fourth proportional to 14,210,008.90, 21,315,013.35 and 5,238,060.10 is: 7,857,090.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210,008.90 : 21,315,013.35 = 5,238,060.10 : x
  2. Step 2: Convert to fraction form
    14,210,008.90/21,315,013.35 = 5,238,060.10/x
  3. Step 3: Cross multiply
    14,210,008.90x = 21,315,013.35 × 5,238,060.10
  4. Step 4: Simplify right side
    14,210,008.90x = 111,649,320,959,602.33
  5. Step 5: Solve for x
    x = 111,649,320,959,602.33/14,210,008.90
  6. Step 6: Final answer
    x = 7,857,090.15

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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.