Home / 16,689,977.51-23,026,939.40-9,346,818.83

Finding the Fourth Proportional to 16,689,977.51, 23,026,939.40 and 9,346,818.83

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Solution

The fourth proportional to 16,689,977.51, 23,026,939.40 and 9,346,818.83 is: 12,895,681.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,689,977.51 : 23,026,939.40 = 9,346,818.83 : x
  2. Step 2: Convert to fraction form
    16,689,977.51/23,026,939.40 = 9,346,818.83/x
  3. Step 3: Cross multiply
    16,689,977.51x = 23,026,939.40 × 9,346,818.83
  4. Step 4: Simplify right side
    16,689,977.51x = 215,228,630,689,421.22
  5. Step 5: Solve for x
    x = 215,228,630,689,421.22/16,689,977.51
  6. Step 6: Final answer
    x = 12,895,681.29

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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.