Home / 54,919,549.04-75,788,977.64-30,477,196.40

Finding the Fourth Proportional to 54,919,549.04, 75,788,977.64 and 30,477,196.40

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Solution

The fourth proportional to 54,919,549.04, 75,788,977.64 and 30,477,196.40 is: 42,058,531.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,919,549.04 : 75,788,977.64 = 30,477,196.40 : x
  2. Step 2: Convert to fraction form
    54,919,549.04/75,788,977.64 = 30,477,196.40/x
  3. Step 3: Cross multiply
    54,919,549.04x = 75,788,977.64 × 30,477,196.40
  4. Step 4: Simplify right side
    54,919,549.04x = 2,309,835,556,489,488.50
  5. Step 5: Solve for x
    x = 2,309,835,556,489,488.50/54,919,549.04
  6. Step 6: Final answer
    x = 42,058,531.01

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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.