Home / 13,655,386.08-20,486,031.57-7,264,709.64

Finding the Fourth Proportional to 13,655,386.08, 20,486,031.57 and 7,264,709.64

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Solution

The fourth proportional to 13,655,386.08, 20,486,031.57 and 7,264,709.64 is: 10,898,635.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,655,386.08 : 20,486,031.57 = 7,264,709.64 : x
  2. Step 2: Convert to fraction form
    13,655,386.08/20,486,031.57 = 7,264,709.64/x
  3. Step 3: Cross multiply
    13,655,386.08x = 20,486,031.57 × 7,264,709.64
  4. Step 4: Simplify right side
    13,655,386.08x = 148,825,071,031,923.34
  5. Step 5: Solve for x
    x = 148,825,071,031,923.34/13,655,386.08
  6. Step 6: Final answer
    x = 10,898,635.17

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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.