Home / 19,069,501.40-28,604,252.10-13,666,736.60

Finding the Fourth Proportional to 19,069,501.40, 28,604,252.10 and 13,666,736.60

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Solution

The fourth proportional to 19,069,501.40, 28,604,252.10 and 13,666,736.60 is: 20,500,104.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,069,501.40 : 28,604,252.10 = 13,666,736.60 : x
  2. Step 2: Convert to fraction form
    19,069,501.40/28,604,252.10 = 13,666,736.60/x
  3. Step 3: Cross multiply
    19,069,501.40x = 28,604,252.10 × 13,666,736.60
  4. Step 4: Simplify right side
    19,069,501.40x = 390,926,779,090,696.88
  5. Step 5: Solve for x
    x = 390,926,779,090,696.88/19,069,501.40
  6. Step 6: Final answer
    x = 20,500,104.90

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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.