Home / 28,884,817.59-43,329,748.26-7,319,420.04

Finding the Fourth Proportional to 28,884,817.59, 43,329,748.26 and 7,319,420.04

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Solution

The fourth proportional to 28,884,817.59, 43,329,748.26 and 7,319,420.04 is: 10,979,769.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884,817.59 : 43,329,748.26 = 7,319,420.04 : x
  2. Step 2: Convert to fraction form
    28,884,817.59/43,329,748.26 = 7,319,420.04/x
  3. Step 3: Cross multiply
    28,884,817.59x = 43,329,748.26 × 7,319,420.04
  4. Step 4: Simplify right side
    28,884,817.59x = 317,148,627,742,399.12
  5. Step 5: Solve for x
    x = 317,148,627,742,399.12/28,884,817.59
  6. Step 6: Final answer
    x = 10,979,769.10

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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.