Home / 38,515,837.04-53,152,497.48-20,875,302.80

Finding the Fourth Proportional to 38,515,837.04, 53,152,497.48 and 20,875,302.80

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Solution

The fourth proportional to 38,515,837.04, 53,152,497.48 and 20,875,302.80 is: 28,808,266.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,515,837.04 : 53,152,497.48 = 20,875,302.80 : x
  2. Step 2: Convert to fraction form
    38,515,837.04/53,152,497.48 = 20,875,302.80/x
  3. Step 3: Cross multiply
    38,515,837.04x = 53,152,497.48 × 20,875,302.80
  4. Step 4: Simplify right side
    38,515,837.04x = 1,109,574,479,471,236.88
  5. Step 5: Solve for x
    x = 1,109,574,479,471,236.88/38,515,837.04
  6. Step 6: Final answer
    x = 28,808,266.02

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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.