Home / 9,547,905.96-13,176,394.47-5,878,939.68

Finding the Fourth Proportional to 9,547,905.96, 13,176,394.47 and 5,878,939.68

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Solution

The fourth proportional to 9,547,905.96, 13,176,394.47 and 5,878,939.68 is: 8,113,111.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,547,905.96 : 13,176,394.47 = 5,878,939.68 : x
  2. Step 2: Convert to fraction form
    9,547,905.96/13,176,394.47 = 5,878,939.68/x
  3. Step 3: Cross multiply
    9,547,905.96x = 13,176,394.47 × 5,878,939.68
  4. Step 4: Simplify right side
    9,547,905.96x = 77,463,228,289,015.56
  5. Step 5: Solve for x
    x = 77,463,228,289,015.56/9,547,905.96
  6. Step 6: Final answer
    x = 8,113,111.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.