Home / 75,368,551.04-104,014,121.64-42,330,758.12

Finding the Fourth Proportional to 75,368,551.04, 104,014,121.64 and 42,330,758.12

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Solution

The fourth proportional to 75,368,551.04, 104,014,121.64 and 42,330,758.12 is: 58,419,547.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,368,551.04 : 104,014,121.64 = 42,330,758.12 : x
  2. Step 2: Convert to fraction form
    75,368,551.04/104,014,121.64 = 42,330,758.12/x
  3. Step 3: Cross multiply
    75,368,551.04x = 104,014,121.64 × 42,330,758.12
  4. Step 4: Simplify right side
    75,368,551.04x = 4,402,996,624,207,097.50
  5. Step 5: Solve for x
    x = 4,402,996,624,207,097.50/75,368,551.04
  6. Step 6: Final answer
    x = 58,419,547.19

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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.