Home / 12,779,704.13-19,155,357.06-9,737,039.03

Finding the Fourth Proportional to 12,779,704.13, 19,155,357.06 and 9,737,039.03

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Solution

The fourth proportional to 12,779,704.13, 19,155,357.06 and 9,737,039.03 is: 14,594,740.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,779,704.13 : 19,155,357.06 = 9,737,039.03 : x
  2. Step 2: Convert to fraction form
    12,779,704.13/19,155,357.06 = 9,737,039.03/x
  3. Step 3: Cross multiply
    12,779,704.13x = 19,155,357.06 × 9,737,039.03
  4. Step 4: Simplify right side
    12,779,704.13x = 186,516,459,326,806.03
  5. Step 5: Solve for x
    x = 186,516,459,326,806.03/12,779,704.13
  6. Step 6: Final answer
    x = 14,594,740.02

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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.