Home / 8,977,631.69-13,468,341.02-2,911,892.36

Finding the Fourth Proportional to 8,977,631.69, 13,468,341.02 and 2,911,892.36

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Solution

The fourth proportional to 8,977,631.69, 13,468,341.02 and 2,911,892.36 is: 4,368,452.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977,631.69 : 13,468,341.02 = 2,911,892.36 : x
  2. Step 2: Convert to fraction form
    8,977,631.69/13,468,341.02 = 2,911,892.36/x
  3. Step 3: Cross multiply
    8,977,631.69x = 13,468,341.02 × 2,911,892.36
  4. Step 4: Simplify right side
    8,977,631.69x = 39,218,359,236,111.45
  5. Step 5: Solve for x
    x = 39,218,359,236,111.45/8,977,631.69
  6. Step 6: Final answer
    x = 4,368,452.68

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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.