Home / 30,931,444.10-46,379,677.47-10,176,265.72

Finding the Fourth Proportional to 30,931,444.10, 46,379,677.47 and 10,176,265.72

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Solution

The fourth proportional to 30,931,444.10, 46,379,677.47 and 10,176,265.72 is: 15,258,644.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,931,444.10 : 46,379,677.47 = 10,176,265.72 : x
  2. Step 2: Convert to fraction form
    30,931,444.10/46,379,677.47 = 10,176,265.72/x
  3. Step 3: Cross multiply
    30,931,444.10x = 46,379,677.47 × 10,176,265.72
  4. Step 4: Simplify right side
    30,931,444.10x = 471,971,921,942,617.38
  5. Step 5: Solve for x
    x = 471,971,921,942,617.38/30,931,444.10
  6. Step 6: Final answer
    x = 15,258,644.91

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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.