Home / 10,605,686.59-15,905,626.47-2,927,495.91

Finding the Fourth Proportional to 10,605,686.59, 15,905,626.47 and 2,927,495.91

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Solution

The fourth proportional to 10,605,686.59, 15,905,626.47 and 2,927,495.91 is: 4,390,442.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,605,686.59 : 15,905,626.47 = 2,927,495.91 : x
  2. Step 2: Convert to fraction form
    10,605,686.59/15,905,626.47 = 2,927,495.91/x
  3. Step 3: Cross multiply
    10,605,686.59x = 15,905,626.47 × 2,927,495.91
  4. Step 4: Simplify right side
    10,605,686.59x = 46,563,656,436,912.74
  5. Step 5: Solve for x
    x = 46,563,656,436,912.74/10,605,686.59
  6. Step 6: Final answer
    x = 4,390,442.43

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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.