Home / 10,038,813.41-13,853,767.56-5,455,430.03

Finding the Fourth Proportional to 10,038,813.41, 13,853,767.56 and 5,455,430.03

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Solution

The fourth proportional to 10,038,813.41, 13,853,767.56 and 5,455,430.03 is: 7,528,604.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,038,813.41 : 13,853,767.56 = 5,455,430.03 : x
  2. Step 2: Convert to fraction form
    10,038,813.41/13,853,767.56 = 5,455,430.03/x
  3. Step 3: Cross multiply
    10,038,813.41x = 13,853,767.56 × 5,455,430.03
  4. Step 4: Simplify right side
    10,038,813.41x = 75,578,259,506,195
  5. Step 5: Solve for x
    x = 75,578,259,506,195/10,038,813.41
  6. Step 6: Final answer
    x = 7,528,604.87

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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.