Home / 10,159,083.08-15,240,111.79-4,768,281.08

Finding the Fourth Proportional to 10,159,083.08, 15,240,111.79 and 4,768,281.08

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Solution

The fourth proportional to 10,159,083.08, 15,240,111.79 and 4,768,281.08 is: 7,153,119.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,159,083.08 : 15,240,111.79 = 4,768,281.08 : x
  2. Step 2: Convert to fraction form
    10,159,083.08/15,240,111.79 = 4,768,281.08/x
  3. Step 3: Cross multiply
    10,159,083.08x = 15,240,111.79 × 4,768,281.08
  4. Step 4: Simplify right side
    10,159,083.08x = 72,669,136,731,521.50
  5. Step 5: Solve for x
    x = 72,669,136,731,521.50/10,159,083.08
  6. Step 6: Final answer
    x = 7,153,119.64

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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.