Home / 10,858,460.90-14,980,925.85-6,940,508.72

Finding the Fourth Proportional to 10,858,460.90, 14,980,925.85 and 6,940,508.72

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Solution

The fourth proportional to 10,858,460.90, 14,980,925.85 and 6,940,508.72 is: 9,575,504.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858,460.90 : 14,980,925.85 = 6,940,508.72 : x
  2. Step 2: Convert to fraction form
    10,858,460.90/14,980,925.85 = 6,940,508.72/x
  3. Step 3: Cross multiply
    10,858,460.90x = 14,980,925.85 × 6,940,508.72
  4. Step 4: Simplify right side
    10,858,460.90x = 103,975,246,495,598.41
  5. Step 5: Solve for x
    x = 103,975,246,495,598.41/10,858,460.90
  6. Step 6: Final answer
    x = 9,575,504.99

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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.