Home / 13,604,159.40-20,406,239.10-9,357,426.60

Finding the Fourth Proportional to 13,604,159.40, 20,406,239.10 and 9,357,426.60

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Solution

The fourth proportional to 13,604,159.40, 20,406,239.10 and 9,357,426.60 is: 14,036,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604,159.40 : 20,406,239.10 = 9,357,426.60 : x
  2. Step 2: Convert to fraction form
    13,604,159.40/20,406,239.10 = 9,357,426.60/x
  3. Step 3: Cross multiply
    13,604,159.40x = 20,406,239.10 × 9,357,426.60
  4. Step 4: Simplify right side
    13,604,159.40x = 190,949,884,560,300.06
  5. Step 5: Solve for x
    x = 190,949,884,560,300.06/13,604,159.40
  6. Step 6: Final answer
    x = 14,036,139.90

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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.