Home / 40,791,514.53-61,169,316.53-21,617,779.35

Finding the Fourth Proportional to 40,791,514.53, 61,169,316.53 and 21,617,779.35

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Solution

The fourth proportional to 40,791,514.53, 61,169,316.53 and 21,617,779.35 is: 32,417,153.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,791,514.53 : 61,169,316.53 = 21,617,779.35 : x
  2. Step 2: Convert to fraction form
    40,791,514.53/61,169,316.53 = 21,617,779.35/x
  3. Step 3: Cross multiply
    40,791,514.53x = 61,169,316.53 × 21,617,779.35
  4. Step 4: Simplify right side
    40,791,514.53x = 1,322,344,787,938,210.50
  5. Step 5: Solve for x
    x = 1,322,344,787,938,210.50/40,791,514.53
  6. Step 6: Final answer
    x = 32,417,153.50

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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.