Home / 11,712,316.96-17,501,339.24-8,927,172.40

Finding the Fourth Proportional to 11,712,316.96, 17,501,339.24 and 8,927,172.40

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Solution

The fourth proportional to 11,712,316.96, 17,501,339.24 and 8,927,172.40 is: 13,339,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,712,316.96 : 17,501,339.24 = 8,927,172.40 : x
  2. Step 2: Convert to fraction form
    11,712,316.96/17,501,339.24 = 8,927,172.40/x
  3. Step 3: Cross multiply
    11,712,316.96x = 17,501,339.24 × 8,927,172.40
  4. Step 4: Simplify right side
    11,712,316.96x = 156,237,472,626,364.97
  5. Step 5: Solve for x
    x = 156,237,472,626,364.97/11,712,316.96
  6. Step 6: Final answer
    x = 13,339,587.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.