Home / 30,758,869.80-46,138,304.70-30,280,572.90

Finding the Fourth Proportional to 30,758,869.80, 46,138,304.70 and 30,280,572.90

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Solution

The fourth proportional to 30,758,869.80, 46,138,304.70 and 30,280,572.90 is: 45,420,859.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,758,869.80 : 46,138,304.70 = 30,280,572.90 : x
  2. Step 2: Convert to fraction form
    30,758,869.80/46,138,304.70 = 30,280,572.90/x
  3. Step 3: Cross multiply
    30,758,869.80x = 46,138,304.70 × 30,280,572.90
  4. Step 4: Simplify right side
    30,758,869.80x = 1,397,094,298,950,762.75
  5. Step 5: Solve for x
    x = 1,397,094,298,950,762.75/30,758,869.80
  6. Step 6: Final answer
    x = 45,420,859.35

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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.