Home / 8,905,292-12,289,326.72-4,830,911.04

Finding the Fourth Proportional to 8,905,292, 12,289,326.72 and 4,830,911.04

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Solution

The fourth proportional to 8,905,292, 12,289,326.72 and 4,830,911.04 is: 6,666,670.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,292 : 12,289,326.72 = 4,830,911.04 : x
  2. Step 2: Convert to fraction form
    8,905,292/12,289,326.72 = 4,830,911.04/x
  3. Step 3: Cross multiply
    8,905,292x = 12,289,326.72 × 4,830,911.04
  4. Step 4: Simplify right side
    8,905,292x = 59,368,644,125,814.99
  5. Step 5: Solve for x
    x = 59,368,644,125,814.99/8,905,292
  6. Step 6: Final answer
    x = 6,666,670.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.