Home / 10,390,845.66-14,339,387.79-5,807,166.90

Finding the Fourth Proportional to 10,390,845.66, 14,339,387.79 and 5,807,166.90

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Solution

The fourth proportional to 10,390,845.66, 14,339,387.79 and 5,807,166.90 is: 8,013,901.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,390,845.66 : 14,339,387.79 = 5,807,166.90 : x
  2. Step 2: Convert to fraction form
    10,390,845.66/14,339,387.79 = 5,807,166.90/x
  3. Step 3: Cross multiply
    10,390,845.66x = 14,339,387.79 × 5,807,166.90
  4. Step 4: Simplify right side
    10,390,845.66x = 83,271,218,140,352.16
  5. Step 5: Solve for x
    x = 83,271,218,140,352.16/10,390,845.66
  6. Step 6: Final answer
    x = 8,013,901.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.