Home / 12,833,028.90-19,249,543.35-12,744,555.30

Finding the Fourth Proportional to 12,833,028.90, 19,249,543.35 and 12,744,555.30

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Solution

The fourth proportional to 12,833,028.90, 19,249,543.35 and 12,744,555.30 is: 19,116,832.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,833,028.90 : 19,249,543.35 = 12,744,555.30 : x
  2. Step 2: Convert to fraction form
    12,833,028.90/19,249,543.35 = 12,744,555.30/x
  3. Step 3: Cross multiply
    12,833,028.90x = 19,249,543.35 × 12,744,555.30
  4. Step 4: Simplify right side
    12,833,028.90x = 245,326,869,723,822.28
  5. Step 5: Solve for x
    x = 245,326,869,723,822.28/12,833,028.90
  6. Step 6: Final answer
    x = 19,116,832.95

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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.