Home / 35,474,459.40-53,211,689.10-12,756,097.80

Finding the Fourth Proportional to 35,474,459.40, 53,211,689.10 and 12,756,097.80

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Solution

The fourth proportional to 35,474,459.40, 53,211,689.10 and 12,756,097.80 is: 19,134,146.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,474,459.40 : 53,211,689.10 = 12,756,097.80 : x
  2. Step 2: Convert to fraction form
    35,474,459.40/53,211,689.10 = 12,756,097.80/x
  3. Step 3: Cross multiply
    35,474,459.40x = 53,211,689.10 × 12,756,097.80
  4. Step 4: Simplify right side
    35,474,459.40x = 678,773,510,262,794
  5. Step 5: Solve for x
    x = 678,773,510,262,794/35,474,459.40
  6. Step 6: Final answer
    x = 19,134,146.70

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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.