Home / 14,730,130.45-20,320,539.28-11,444,460.76

Finding the Fourth Proportional to 14,730,130.45, 20,320,539.28 and 11,444,460.76

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Solution

The fourth proportional to 14,730,130.45, 20,320,539.28 and 11,444,460.76 is: 15,787,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,730,130.45 : 20,320,539.28 = 11,444,460.76 : x
  2. Step 2: Convert to fraction form
    14,730,130.45/20,320,539.28 = 11,444,460.76/x
  3. Step 3: Cross multiply
    14,730,130.45x = 20,320,539.28 × 11,444,460.76
  4. Step 4: Simplify right side
    14,730,130.45x = 232,557,614,411,998.66
  5. Step 5: Solve for x
    x = 232,557,614,411,998.66/14,730,130.45
  6. Step 6: Final answer
    x = 15,787,885.60

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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.