Home / 19,402,703.10-26,768,969.24-12,437,221.77

Finding the Fourth Proportional to 19,402,703.10, 26,768,969.24 and 12,437,221.77

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Solution

The fourth proportional to 19,402,703.10, 26,768,969.24 and 12,437,221.77 is: 17,159,032.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,402,703.10 : 26,768,969.24 = 12,437,221.77 : x
  2. Step 2: Convert to fraction form
    19,402,703.10/26,768,969.24 = 12,437,221.77/x
  3. Step 3: Cross multiply
    19,402,703.10x = 26,768,969.24 × 12,437,221.77
  4. Step 4: Simplify right side
    19,402,703.10x = 332,931,606,930,002.25
  5. Step 5: Solve for x
    x = 332,931,606,930,002.25/19,402,703.10
  6. Step 6: Final answer
    x = 17,159,032.18

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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.