Home / 30,554,384.05-42,164,465.35-16,803,348.17

Finding the Fourth Proportional to 30,554,384.05, 42,164,465.35 and 16,803,348.17

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Solution

The fourth proportional to 30,554,384.05, 42,164,465.35 and 16,803,348.17 is: 23,188,298.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,554,384.05 : 42,164,465.35 = 16,803,348.17 : x
  2. Step 2: Convert to fraction form
    30,554,384.05/42,164,465.35 = 16,803,348.17/x
  3. Step 3: Cross multiply
    30,554,384.05x = 42,164,465.35 × 16,803,348.17
  4. Step 4: Simplify right side
    30,554,384.05x = 708,504,191,699,345.25
  5. Step 5: Solve for x
    x = 708,504,191,699,345.25/30,554,384.05
  6. Step 6: Final answer
    x = 23,188,298.96

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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.