Home / 32,931,555.17-45,445,501.08-18,248,172.03

Finding the Fourth Proportional to 32,931,555.17, 45,445,501.08 and 18,248,172.03

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Solution

The fourth proportional to 32,931,555.17, 45,445,501.08 and 18,248,172.03 is: 25,182,452.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,931,555.17 : 45,445,501.08 = 18,248,172.03 : x
  2. Step 2: Convert to fraction form
    32,931,555.17/45,445,501.08 = 18,248,172.03/x
  3. Step 3: Cross multiply
    32,931,555.17x = 45,445,501.08 × 18,248,172.03
  4. Step 4: Simplify right side
    32,931,555.17x = 829,297,321,697,390.88
  5. Step 5: Solve for x
    x = 829,297,321,697,390.88/32,931,555.17
  6. Step 6: Final answer
    x = 25,182,452.44

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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.