Home / 20,413,089.10-30,619,633.65-9,075,681.10

Finding the Fourth Proportional to 20,413,089.10, 30,619,633.65 and 9,075,681.10

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Solution

The fourth proportional to 20,413,089.10, 30,619,633.65 and 9,075,681.10 is: 13,613,521.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,413,089.10 : 30,619,633.65 = 9,075,681.10 : x
  2. Step 2: Convert to fraction form
    20,413,089.10/30,619,633.65 = 9,075,681.10/x
  3. Step 3: Cross multiply
    20,413,089.10x = 30,619,633.65 × 9,075,681.10
  4. Step 4: Simplify right side
    20,413,089.10x = 277,894,030,406,229
  5. Step 5: Solve for x
    x = 277,894,030,406,229/20,413,089.10
  6. Step 6: Final answer
    x = 13,613,521.65

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Similar ratio
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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.