Home / 10,363,647.02-15,514,765-7,680,017.59

Finding the Fourth Proportional to 10,363,647.02, 15,514,765 and 7,680,017.59

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Solution

The fourth proportional to 10,363,647.02, 15,514,765 and 7,680,017.59 is: 11,497,271.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363,647.02 : 15,514,765 = 7,680,017.59 : x
  2. Step 2: Convert to fraction form
    10,363,647.02/15,514,765 = 7,680,017.59/x
  3. Step 3: Cross multiply
    10,363,647.02x = 15,514,765 × 7,680,017.59
  4. Step 4: Simplify right side
    10,363,647.02x = 119,153,668,104,716.34
  5. Step 5: Solve for x
    x = 119,153,668,104,716.34/10,363,647.02
  6. Step 6: Final answer
    x = 11,497,271.94

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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.