Home / 28,668,136.40-43,014,646.20-14,484,712.40

Finding the Fourth Proportional to 28,668,136.40, 43,014,646.20 and 14,484,712.40

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Solution

The fourth proportional to 28,668,136.40, 43,014,646.20 and 14,484,712.40 is: 21,733,354.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,668,136.40 : 43,014,646.20 = 14,484,712.40 : x
  2. Step 2: Convert to fraction form
    28,668,136.40/43,014,646.20 = 14,484,712.40/x
  3. Step 3: Cross multiply
    28,668,136.40x = 43,014,646.20 × 14,484,712.40
  4. Step 4: Simplify right side
    28,668,136.40x = 623,054,779,194,753
  5. Step 5: Solve for x
    x = 623,054,779,194,753/28,668,136.40
  6. Step 6: Final answer
    x = 21,733,354.78

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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.