Home / 12,807,787.77-17,674,886.63-7,006,444.96

Finding the Fourth Proportional to 12,807,787.77, 17,674,886.63 and 7,006,444.96

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Solution

The fourth proportional to 12,807,787.77, 17,674,886.63 and 7,006,444.96 is: 9,668,970.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,807,787.77 : 17,674,886.63 = 7,006,444.96 : x
  2. Step 2: Convert to fraction form
    12,807,787.77/17,674,886.63 = 7,006,444.96/x
  3. Step 3: Cross multiply
    12,807,787.77x = 17,674,886.63 × 7,006,444.96
  4. Step 4: Simplify right side
    12,807,787.77x = 123,838,120,347,334.88
  5. Step 5: Solve for x
    x = 123,838,120,347,334.88/12,807,787.77
  6. Step 6: Final answer
    x = 9,668,970.36

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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.