Home / 19,835,637.64-29,741,895.58-7,690,913

Finding the Fourth Proportional to 19,835,637.64, 29,741,895.58 and 7,690,913

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Solution

The fourth proportional to 19,835,637.64, 29,741,895.58 and 7,690,913 is: 11,531,886.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835,637.64 : 29,741,895.58 = 7,690,913 : x
  2. Step 2: Convert to fraction form
    19,835,637.64/29,741,895.58 = 7,690,913/x
  3. Step 3: Cross multiply
    19,835,637.64x = 29,741,895.58 × 7,690,913
  4. Step 4: Simplify right side
    19,835,637.64x = 228,742,331,360,864.53
  5. Step 5: Solve for x
    x = 228,742,331,360,864.53/19,835,637.64
  6. Step 6: Final answer
    x = 11,531,886.98

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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.