Home / 30,282,649.20-45,423,973.80-17,528,065.20

Finding the Fourth Proportional to 30,282,649.20, 45,423,973.80 and 17,528,065.20

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Solution

The fourth proportional to 30,282,649.20, 45,423,973.80 and 17,528,065.20 is: 26,292,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282,649.20 : 45,423,973.80 = 17,528,065.20 : x
  2. Step 2: Convert to fraction form
    30,282,649.20/45,423,973.80 = 17,528,065.20/x
  3. Step 3: Cross multiply
    30,282,649.20x = 45,423,973.80 × 17,528,065.20
  4. Step 4: Simplify right side
    30,282,649.20x = 796,194,374,409,491.62
  5. Step 5: Solve for x
    x = 796,194,374,409,491.62/30,282,649.20
  6. Step 6: Final answer
    x = 26,292,097.80

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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.