Home / 53,196,245.40-79,794,368.10-12,806,729.40

Finding the Fourth Proportional to 53,196,245.40, 79,794,368.10 and 12,806,729.40

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Solution

The fourth proportional to 53,196,245.40, 79,794,368.10 and 12,806,729.40 is: 19,210,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,196,245.40 : 79,794,368.10 = 12,806,729.40 : x
  2. Step 2: Convert to fraction form
    53,196,245.40/79,794,368.10 = 12,806,729.40/x
  3. Step 3: Cross multiply
    53,196,245.40x = 79,794,368.10 × 12,806,729.40
  4. Step 4: Simplify right side
    53,196,245.40x = 1,021,904,879,900,692.12
  5. Step 5: Solve for x
    x = 1,021,904,879,900,692.12/53,196,245.40
  6. Step 6: Final answer
    x = 19,210,094.10

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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.