Home / 55,147,447.40-82,721,171.10-14,757,931.40

Finding the Fourth Proportional to 55,147,447.40, 82,721,171.10 and 14,757,931.40

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Solution

The fourth proportional to 55,147,447.40, 82,721,171.10 and 14,757,931.40 is: 22,136,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,147,447.40 : 82,721,171.10 = 14,757,931.40 : x
  2. Step 2: Convert to fraction form
    55,147,447.40/82,721,171.10 = 14,757,931.40/x
  3. Step 3: Cross multiply
    55,147,447.40x = 82,721,171.10 × 14,757,931.40
  4. Step 4: Simplify right side
    55,147,447.40x = 1,220,793,368,421,462.50
  5. Step 5: Solve for x
    x = 1,220,793,368,421,462.50/55,147,447.40
  6. Step 6: Final answer
    x = 22,136,897.10

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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.