Home / 43,103,817.60-64,655,726.40-11,191,113.60

Finding the Fourth Proportional to 43,103,817.60, 64,655,726.40 and 11,191,113.60

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Solution

The fourth proportional to 43,103,817.60, 64,655,726.40 and 11,191,113.60 is: 16,786,670.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,103,817.60 : 64,655,726.40 = 11,191,113.60 : x
  2. Step 2: Convert to fraction form
    43,103,817.60/64,655,726.40 = 11,191,113.60/x
  3. Step 3: Cross multiply
    43,103,817.60x = 64,655,726.40 × 11,191,113.60
  4. Step 4: Simplify right side
    43,103,817.60x = 723,569,579,032,919
  5. Step 5: Solve for x
    x = 723,569,579,032,919/43,103,817.60
  6. Step 6: Final answer
    x = 16,786,670.40

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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.