Home / 15,725,862.36-21,708,386.10-10,572,213.24

Finding the Fourth Proportional to 15,725,862.36, 21,708,386.10 and 10,572,213.24

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Solution

The fourth proportional to 15,725,862.36, 21,708,386.10 and 10,572,213.24 is: 14,594,155.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,725,862.36 : 21,708,386.10 = 10,572,213.24 : x
  2. Step 2: Convert to fraction form
    15,725,862.36/21,708,386.10 = 10,572,213.24/x
  3. Step 3: Cross multiply
    15,725,862.36x = 21,708,386.10 × 10,572,213.24
  4. Step 4: Simplify right side
    15,725,862.36x = 229,505,686,945,452
  5. Step 5: Solve for x
    x = 229,505,686,945,452/15,725,862.36
  6. Step 6: Final answer
    x = 14,594,155.90

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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.