Home / 8,905,256.42-12,289,277.52-4,830,875.42

Finding the Fourth Proportional to 8,905,256.42, 12,289,277.52 and 4,830,875.42

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Solution

The fourth proportional to 8,905,256.42, 12,289,277.52 and 4,830,875.42 is: 6,666,620.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,256.42 : 12,289,277.52 = 4,830,875.42 : x
  2. Step 2: Convert to fraction form
    8,905,256.42/12,289,277.52 = 4,830,875.42/x
  3. Step 3: Cross multiply
    8,905,256.42x = 12,289,277.52 × 4,830,875.42
  4. Step 4: Simplify right side
    8,905,256.42x = 59,367,968,639,480.17
  5. Step 5: Solve for x
    x = 59,367,968,639,480.17/8,905,256.42
  6. Step 6: Final answer
    x = 6,666,620.91

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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.