Home / 13,254,437.70-19,881,656.55-6,877,145.70

Finding the Fourth Proportional to 13,254,437.70, 19,881,656.55 and 6,877,145.70

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Solution

The fourth proportional to 13,254,437.70, 19,881,656.55 and 6,877,145.70 is: 10,315,718.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254,437.70 : 19,881,656.55 = 6,877,145.70 : x
  2. Step 2: Convert to fraction form
    13,254,437.70/19,881,656.55 = 6,877,145.70/x
  3. Step 3: Cross multiply
    13,254,437.70x = 19,881,656.55 × 6,877,145.70
  4. Step 4: Simplify right side
    13,254,437.70x = 136,729,048,851,709.34
  5. Step 5: Solve for x
    x = 136,729,048,851,709.34/13,254,437.70
  6. Step 6: Final answer
    x = 10,315,718.55

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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.