Home / 30,750,948.91-42,437,195.24-17,000,798.77

Finding the Fourth Proportional to 30,750,948.91, 42,437,195.24 and 17,000,798.77

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Solution

The fourth proportional to 30,750,948.91, 42,437,195.24 and 17,000,798.77 is: 23,461,591.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,750,948.91 : 42,437,195.24 = 17,000,798.77 : x
  2. Step 2: Convert to fraction form
    30,750,948.91/42,437,195.24 = 17,000,798.77/x
  3. Step 3: Cross multiply
    30,750,948.91x = 42,437,195.24 × 17,000,798.77
  4. Step 4: Simplify right side
    30,750,948.91x = 721,466,216,426,256
  5. Step 5: Solve for x
    x = 721,466,216,426,256/30,750,948.91
  6. Step 6: Final answer
    x = 23,461,591.99

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1.5x scale

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.