Home / 21,484,886.88-32,232,201.60-7,107,931.92

Finding the Fourth Proportional to 21,484,886.88, 32,232,201.60 and 7,107,931.92

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Solution

The fourth proportional to 21,484,886.88, 32,232,201.60 and 7,107,931.92 is: 10,663,509.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484,886.88 : 32,232,201.60 = 7,107,931.92 : x
  2. Step 2: Convert to fraction form
    21,484,886.88/32,232,201.60 = 7,107,931.92/x
  3. Step 3: Cross multiply
    21,484,886.88x = 32,232,201.60 × 7,107,931.92
  4. Step 4: Simplify right side
    21,484,886.88x = 229,104,294,604,515.09
  5. Step 5: Solve for x
    x = 229,104,294,604,515.09/21,484,886.88
  6. Step 6: Final answer
    x = 10,663,509.47

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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.