Home / 30,239,065.23-45,345,986.10-9,484,155.96

Finding the Fourth Proportional to 30,239,065.23, 45,345,986.10 and 9,484,155.96

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Solution

The fourth proportional to 30,239,065.23, 45,345,986.10 and 9,484,155.96 is: 14,222,278.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,239,065.23 : 45,345,986.10 = 9,484,155.96 : x
  2. Step 2: Convert to fraction form
    30,239,065.23/45,345,986.10 = 9,484,155.96/x
  3. Step 3: Cross multiply
    30,239,065.23x = 45,345,986.10 × 9,484,155.96
  4. Step 4: Simplify right side
    30,239,065.23x = 430,068,404,332,392.19
  5. Step 5: Solve for x
    x = 430,068,404,332,392.19/30,239,065.23
  6. Step 6: Final answer
    x = 14,222,278.40

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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.