Home / 40,869,948.40-61,390,215.60-34,492,656.40

Finding the Fourth Proportional to 40,869,948.40, 61,390,215.60 and 34,492,656.40

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Solution

The fourth proportional to 40,869,948.40, 61,390,215.60 and 34,492,656.40 is: 51,810,968.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,869,948.40 : 61,390,215.60 = 34,492,656.40 : x
  2. Step 2: Convert to fraction form
    40,869,948.40/61,390,215.60 = 34,492,656.40/x
  3. Step 3: Cross multiply
    40,869,948.40x = 61,390,215.60 × 34,492,656.40
  4. Step 4: Simplify right side
    40,869,948.40x = 2,117,511,613,012,719.75
  5. Step 5: Solve for x
    x = 2,117,511,613,012,719.75/40,869,948.40
  6. Step 6: Final answer
    x = 51,810,968.59

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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.