Home / 19,774,430.01-29,637,692.78-8,390,964.33

Finding the Fourth Proportional to 19,774,430.01, 29,637,692.78 and 8,390,964.33

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Solution

The fourth proportional to 19,774,430.01, 29,637,692.78 and 8,390,964.33 is: 12,576,282.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774,430.01 : 29,637,692.78 = 8,390,964.33 : x
  2. Step 2: Convert to fraction form
    19,774,430.01/29,637,692.78 = 8,390,964.33/x
  3. Step 3: Cross multiply
    19,774,430.01x = 29,637,692.78 × 8,390,964.33
  4. Step 4: Simplify right side
    19,774,430.01x = 248,688,822,898,523.72
  5. Step 5: Solve for x
    x = 248,688,822,898,523.72/19,774,430.01
  6. Step 6: Final answer
    x = 12,576,282.74

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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.