Home / 53,223,808.60-79,835,712.90-19,146,266.20

Finding the Fourth Proportional to 53,223,808.60, 79,835,712.90 and 19,146,266.20

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Solution

The fourth proportional to 53,223,808.60, 79,835,712.90 and 19,146,266.20 is: 28,719,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,223,808.60 : 79,835,712.90 = 19,146,266.20 : x
  2. Step 2: Convert to fraction form
    53,223,808.60/79,835,712.90 = 19,146,266.20/x
  3. Step 3: Cross multiply
    53,223,808.60x = 79,835,712.90 × 19,146,266.20
  4. Step 4: Simplify right side
    53,223,808.60x = 1,528,555,811,450,174
  5. Step 5: Solve for x
    x = 1,528,555,811,450,174/53,223,808.60
  6. Step 6: Final answer
    x = 28,719,399.30

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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.