Home / 51,253,875.92-70,730,302.66-28,931,561.57

Finding the Fourth Proportional to 51,253,875.92, 70,730,302.66 and 28,931,561.57

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Solution

The fourth proportional to 51,253,875.92, 70,730,302.66 and 28,931,561.57 is: 39,925,528.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,253,875.92 : 70,730,302.66 = 28,931,561.57 : x
  2. Step 2: Convert to fraction form
    51,253,875.92/70,730,302.66 = 28,931,561.57/x
  3. Step 3: Cross multiply
    51,253,875.92x = 70,730,302.66 × 28,931,561.57
  4. Step 4: Simplify right side
    51,253,875.92x = 2,046,338,105,846,544.50
  5. Step 5: Solve for x
    x = 2,046,338,105,846,544.50/51,253,875.92
  6. Step 6: Final answer
    x = 39,925,528.93

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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.