Home / 42,009,139.40-63,013,709.10-16,441,651.40

Finding the Fourth Proportional to 42,009,139.40, 63,013,709.10 and 16,441,651.40

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Solution

The fourth proportional to 42,009,139.40, 63,013,709.10 and 16,441,651.40 is: 24,662,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009,139.40 : 63,013,709.10 = 16,441,651.40 : x
  2. Step 2: Convert to fraction form
    42,009,139.40/63,013,709.10 = 16,441,651.40/x
  3. Step 3: Cross multiply
    42,009,139.40x = 63,013,709.10 × 16,441,651.40
  4. Step 4: Simplify right side
    42,009,139.40x = 1,036,049,438,443,207.75
  5. Step 5: Solve for x
    x = 1,036,049,438,443,207.75/42,009,139.40
  6. Step 6: Final answer
    x = 24,662,477.10

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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.