Home / 10,402,618.60-15,603,927.90-10,253,319.40

Finding the Fourth Proportional to 10,402,618.60, 15,603,927.90 and 10,253,319.40

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Solution

The fourth proportional to 10,402,618.60, 15,603,927.90 and 10,253,319.40 is: 15,379,979.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,402,618.60 : 15,603,927.90 = 10,253,319.40 : x
  2. Step 2: Convert to fraction form
    10,402,618.60/15,603,927.90 = 10,253,319.40/x
  3. Step 3: Cross multiply
    10,402,618.60x = 15,603,927.90 × 10,253,319.40
  4. Step 4: Simplify right side
    10,402,618.60x = 159,992,056,653,271.28
  5. Step 5: Solve for x
    x = 159,992,056,653,271.28/10,402,618.60
  6. Step 6: Final answer
    x = 15,379,979.10

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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.