Home / 17,681,000.70-26,521,501.05-13,429,472.70

Finding the Fourth Proportional to 17,681,000.70, 26,521,501.05 and 13,429,472.70

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Solution

The fourth proportional to 17,681,000.70, 26,521,501.05 and 13,429,472.70 is: 20,144,209.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,681,000.70 : 26,521,501.05 = 13,429,472.70 : x
  2. Step 2: Convert to fraction form
    17,681,000.70/26,521,501.05 = 13,429,472.70/x
  3. Step 3: Cross multiply
    17,681,000.70x = 26,521,501.05 × 13,429,472.70
  4. Step 4: Simplify right side
    17,681,000.70x = 356,169,774,313,996.31
  5. Step 5: Solve for x
    x = 356,169,774,313,996.31/17,681,000.70
  6. Step 6: Final answer
    x = 20,144,209.05

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1.5x scale

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.