Home / 12,779,684.24-19,155,327.26-9,737,019.11

Finding the Fourth Proportional to 12,779,684.24, 19,155,327.26 and 9,737,019.11

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Solution

The fourth proportional to 12,779,684.24, 19,155,327.26 and 9,737,019.11 is: 14,594,710.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,779,684.24 : 19,155,327.26 = 9,737,019.11 : x
  2. Step 2: Convert to fraction form
    12,779,684.24/19,155,327.26 = 9,737,019.11/x
  3. Step 3: Cross multiply
    12,779,684.24x = 19,155,327.26 × 9,737,019.11
  4. Step 4: Simplify right side
    12,779,684.24x = 186,515,787,588,127.16
  5. Step 5: Solve for x
    x = 186,515,787,588,127.16/12,779,684.24
  6. Step 6: Final answer
    x = 14,594,710.18

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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.