Home / 28,616,765.76-42,925,172.16-7,051,369.92

Finding the Fourth Proportional to 28,616,765.76, 42,925,172.16 and 7,051,369.92

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Solution

The fourth proportional to 28,616,765.76, 42,925,172.16 and 7,051,369.92 is: 10,577,060.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,616,765.76 : 42,925,172.16 = 7,051,369.92 : x
  2. Step 2: Convert to fraction form
    28,616,765.76/42,925,172.16 = 7,051,369.92/x
  3. Step 3: Cross multiply
    28,616,765.76x = 42,925,172.16 × 7,051,369.92
  4. Step 4: Simplify right side
    28,616,765.76x = 302,681,267,779,845.38
  5. Step 5: Solve for x
    x = 302,681,267,779,845.38/28,616,765.76
  6. Step 6: Final answer
    x = 10,577,060.68

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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.