Home / 30,931,443.61-46,379,676.73-10,176,265.22

Finding the Fourth Proportional to 30,931,443.61, 46,379,676.73 and 10,176,265.22

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Solution

The fourth proportional to 30,931,443.61, 46,379,676.73 and 10,176,265.22 is: 15,258,644.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,931,443.61 : 46,379,676.73 = 10,176,265.22 : x
  2. Step 2: Convert to fraction form
    30,931,443.61/46,379,676.73 = 10,176,265.22/x
  3. Step 3: Cross multiply
    30,931,443.61x = 46,379,676.73 × 10,176,265.22
  4. Step 4: Simplify right side
    30,931,443.61x = 471,971,891,171,461.06
  5. Step 5: Solve for x
    x = 471,971,891,171,461.06/30,931,443.61
  6. Step 6: Final answer
    x = 15,258,644.16

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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.