Home / 37,249,659-51,403,475.88-20,729,520

Finding the Fourth Proportional to 37,249,659, 51,403,475.88 and 20,729,520

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Solution

The fourth proportional to 37,249,659, 51,403,475.88 and 20,729,520 is: 28,606,151.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,249,659 : 51,403,475.88 = 20,729,520 : x
  2. Step 2: Convert to fraction form
    37,249,659/51,403,475.88 = 20,729,520/x
  3. Step 3: Cross multiply
    37,249,659x = 51,403,475.88 × 20,729,520
  4. Step 4: Simplify right side
    37,249,659x = 1,065,569,381,323,977.62
  5. Step 5: Solve for x
    x = 1,065,569,381,323,977.62/37,249,659
  6. Step 6: Final answer
    x = 28,606,151.30

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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.