Home / 12,951,554.36-19,427,064.81-4,316,281.79

Finding the Fourth Proportional to 12,951,554.36, 19,427,064.81 and 4,316,281.79

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Solution

The fourth proportional to 12,951,554.36, 19,427,064.81 and 4,316,281.79 is: 6,474,333.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,951,554.36 : 19,427,064.81 = 4,316,281.79 : x
  2. Step 2: Convert to fraction form
    12,951,554.36/19,427,064.81 = 4,316,281.79/x
  3. Step 3: Cross multiply
    12,951,554.36x = 19,427,064.81 × 4,316,281.79
  4. Step 4: Simplify right side
    12,951,554.36x = 83,852,686,072,552.81
  5. Step 5: Solve for x
    x = 83,852,686,072,552.81/12,951,554.36
  6. Step 6: Final answer
    x = 6,474,333.79

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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.