Home / 15,853,427.67-21,877,772.18-9,327,303.03

Finding the Fourth Proportional to 15,853,427.67, 21,877,772.18 and 9,327,303.03

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Solution

The fourth proportional to 15,853,427.67, 21,877,772.18 and 9,327,303.03 is: 12,871,702.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,853,427.67 : 21,877,772.18 = 9,327,303.03 : x
  2. Step 2: Convert to fraction form
    15,853,427.67/21,877,772.18 = 9,327,303.03/x
  3. Step 3: Cross multiply
    15,853,427.67x = 21,877,772.18 × 9,327,303.03
  4. Step 4: Simplify right side
    15,853,427.67x = 204,060,610,697,527.19
  5. Step 5: Solve for x
    x = 204,060,610,697,527.19/15,853,427.67
  6. Step 6: Final answer
    x = 12,871,702.89

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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.