Home / 12,869,903.02-19,304,848.38-3,285,278.47

Finding the Fourth Proportional to 12,869,903.02, 19,304,848.38 and 3,285,278.47

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Solution

The fourth proportional to 12,869,903.02, 19,304,848.38 and 3,285,278.47 is: 4,927,916.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,869,903.02 : 19,304,848.38 = 3,285,278.47 : x
  2. Step 2: Convert to fraction form
    12,869,903.02/19,304,848.38 = 3,285,278.47/x
  3. Step 3: Cross multiply
    12,869,903.02x = 19,304,848.38 × 3,285,278.47
  4. Step 4: Simplify right side
    12,869,903.02x = 63,421,802,749,428.38
  5. Step 5: Solve for x
    x = 63,421,802,749,428.38/12,869,903.02
  6. Step 6: Final answer
    x = 4,927,916.14

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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.