Home / 16,128,210.30-24,192,315.45-7,152,762.30

Finding the Fourth Proportional to 16,128,210.30, 24,192,315.45 and 7,152,762.30

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Solution

The fourth proportional to 16,128,210.30, 24,192,315.45 and 7,152,762.30 is: 10,729,143.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,210.30 : 24,192,315.45 = 7,152,762.30 : x
  2. Step 2: Convert to fraction form
    16,128,210.30/24,192,315.45 = 7,152,762.30/x
  3. Step 3: Cross multiply
    16,128,210.30x = 24,192,315.45 × 7,152,762.30
  4. Step 4: Simplify right side
    16,128,210.30x = 173,041,881,900,467.53
  5. Step 5: Solve for x
    x = 173,041,881,900,467.53/16,128,210.30
  6. Step 6: Final answer
    x = 10,729,143.45

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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.