Home / 30,349,374.80-45,524,062.20-9,881,023.10

Finding the Fourth Proportional to 30,349,374.80, 45,524,062.20 and 9,881,023.10

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Solution

The fourth proportional to 30,349,374.80, 45,524,062.20 and 9,881,023.10 is: 14,821,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,349,374.80 : 45,524,062.20 = 9,881,023.10 : x
  2. Step 2: Convert to fraction form
    30,349,374.80/45,524,062.20 = 9,881,023.10/x
  3. Step 3: Cross multiply
    30,349,374.80x = 45,524,062.20 × 9,881,023.10
  4. Step 4: Simplify right side
    30,349,374.80x = 449,824,310,204,036.81
  5. Step 5: Solve for x
    x = 449,824,310,204,036.81/30,349,374.80
  6. Step 6: Final answer
    x = 14,821,534.65

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1.5x scale

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.