Home / 75,692,207.70-104,455,288.40-40,884,898.10

Finding the Fourth Proportional to 75,692,207.70, 104,455,288.40 and 40,884,898.10

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Solution

The fourth proportional to 75,692,207.70, 104,455,288.40 and 40,884,898.10 is: 56,421,181.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,692,207.70 : 104,455,288.40 = 40,884,898.10 : x
  2. Step 2: Convert to fraction form
    75,692,207.70/104,455,288.40 = 40,884,898.10/x
  3. Step 3: Cross multiply
    75,692,207.70x = 104,455,288.40 × 40,884,898.10
  4. Step 4: Simplify right side
    75,692,207.70x = 4,270,643,821,513,411
  5. Step 5: Solve for x
    x = 4,270,643,821,513,411/75,692,207.70
  6. Step 6: Final answer
    x = 56,421,181.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.