Home / 45,988,563.76-69,011,564.47-30,646,618.65

Finding the Fourth Proportional to 45,988,563.76, 69,011,564.47 and 30,646,618.65

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Solution

The fourth proportional to 45,988,563.76, 69,011,564.47 and 30,646,618.65 is: 45,989,066.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,988,563.76 : 69,011,564.47 = 30,646,618.65 : x
  2. Step 2: Convert to fraction form
    45,988,563.76/69,011,564.47 = 30,646,618.65/x
  3. Step 3: Cross multiply
    45,988,563.76x = 69,011,564.47 × 30,646,618.65
  4. Step 4: Simplify right side
    45,988,563.76x = 2,114,971,098,406,921.50
  5. Step 5: Solve for x
    x = 2,114,971,098,406,921.50/45,988,563.76
  6. Step 6: Final answer
    x = 45,989,066.10

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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.