Home / 10,709,815.95-14,779,802.87-5,815,244.34

Finding the Fourth Proportional to 10,709,815.95, 14,779,802.87 and 5,815,244.34

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Solution

The fourth proportional to 10,709,815.95, 14,779,802.87 and 5,815,244.34 is: 8,025,176.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709,815.95 : 14,779,802.87 = 5,815,244.34 : x
  2. Step 2: Convert to fraction form
    10,709,815.95/14,779,802.87 = 5,815,244.34/x
  3. Step 3: Cross multiply
    10,709,815.95x = 14,779,802.87 × 5,815,244.34
  4. Step 4: Simplify right side
    10,709,815.95x = 85,948,164,986,083.25
  5. Step 5: Solve for x
    x = 85,948,164,986,083.25/10,709,815.95
  6. Step 6: Final answer
    x = 8,025,176.66

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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.