Home / 25,660,602.51-35,411,619.20-15,347,325.39

Finding the Fourth Proportional to 25,660,602.51, 35,411,619.20 and 15,347,325.39

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Solution

The fourth proportional to 25,660,602.51, 35,411,619.20 and 15,347,325.39 is: 21,179,301.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,660,602.51 : 35,411,619.20 = 15,347,325.39 : x
  2. Step 2: Convert to fraction form
    25,660,602.51/35,411,619.20 = 15,347,325.39/x
  3. Step 3: Cross multiply
    25,660,602.51x = 35,411,619.20 × 15,347,325.39
  4. Step 4: Simplify right side
    25,660,602.51x = 543,473,642,372,434.88
  5. Step 5: Solve for x
    x = 543,473,642,372,434.88/25,660,602.51
  6. Step 6: Final answer
    x = 21,179,301.70

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1.5x scale

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.