Home / 55,433,038.77-76,498,088.49-30,654,902.25

Finding the Fourth Proportional to 55,433,038.77, 76,498,088.49 and 30,654,902.25

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Solution

The fourth proportional to 55,433,038.77, 76,498,088.49 and 30,654,902.25 is: 42,304,038.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,433,038.77 : 76,498,088.49 = 30,654,902.25 : x
  2. Step 2: Convert to fraction form
    55,433,038.77/76,498,088.49 = 30,654,902.25/x
  3. Step 3: Cross multiply
    55,433,038.77x = 76,498,088.49 × 30,654,902.25
  4. Step 4: Simplify right side
    55,433,038.77x = 2,345,041,424,972,800
  5. Step 5: Solve for x
    x = 2,345,041,424,972,800/55,433,038.77
  6. Step 6: Final answer
    x = 42,304,038.84

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1.5x scale

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.