Home / 8,905,254.91-12,289,275.45-4,830,873.91

Finding the Fourth Proportional to 8,905,254.91, 12,289,275.45 and 4,830,873.91

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Solution

The fourth proportional to 8,905,254.91, 12,289,275.45 and 4,830,873.91 is: 6,666,618.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,254.91 : 12,289,275.45 = 4,830,873.91 : x
  2. Step 2: Convert to fraction form
    8,905,254.91/12,289,275.45 = 4,830,873.91/x
  3. Step 3: Cross multiply
    8,905,254.91x = 12,289,275.45 × 4,830,873.91
  4. Step 4: Simplify right side
    8,905,254.91x = 59,367,940,113,485.31
  5. Step 5: Solve for x
    x = 59,367,940,113,485.31/8,905,254.91
  6. Step 6: Final answer
    x = 6,666,618.84

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1.5x scale

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.