Home / 30,574,884.32-42,192,075.12-16,636,296.80

Finding the Fourth Proportional to 30,574,884.32, 42,192,075.12 and 16,636,296.80

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Solution

The fourth proportional to 30,574,884.32, 42,192,075.12 and 16,636,296.80 is: 22,957,401.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,574,884.32 : 42,192,075.12 = 16,636,296.80 : x
  2. Step 2: Convert to fraction form
    30,574,884.32/42,192,075.12 = 16,636,296.80/x
  3. Step 3: Cross multiply
    30,574,884.32x = 42,192,075.12 × 16,636,296.80
  4. Step 4: Simplify right side
    30,574,884.32x = 701,919,884,304,215.62
  5. Step 5: Solve for x
    x = 701,919,884,304,215.62/30,574,884.32
  6. Step 6: Final answer
    x = 22,957,401.15

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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.