Home / 42,022,512-63,033,768.96-10,109,808

Finding the Fourth Proportional to 42,022,512, 63,033,768.96 and 10,109,808

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Solution

The fourth proportional to 42,022,512, 63,033,768.96 and 10,109,808 is: 15,164,712.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,022,512 : 63,033,768.96 = 10,109,808 : x
  2. Step 2: Convert to fraction form
    42,022,512/63,033,768.96 = 10,109,808/x
  3. Step 3: Cross multiply
    42,022,512x = 63,033,768.96 × 10,109,808
  4. Step 4: Simplify right side
    42,022,512x = 637,259,301,701,959.75
  5. Step 5: Solve for x
    x = 637,259,301,701,959.75/42,022,512
  6. Step 6: Final answer
    x = 15,164,712.23

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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.