Home / 51,253,871.04-70,730,295.93-28,931,556.69

Finding the Fourth Proportional to 51,253,871.04, 70,730,295.93 and 28,931,556.69

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Solution

The fourth proportional to 51,253,871.04, 70,730,295.93 and 28,931,556.69 is: 39,925,522.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,253,871.04 : 70,730,295.93 = 28,931,556.69 : x
  2. Step 2: Convert to fraction form
    51,253,871.04/70,730,295.93 = 28,931,556.69/x
  3. Step 3: Cross multiply
    51,253,871.04x = 70,730,295.93 × 28,931,556.69
  4. Step 4: Simplify right side
    51,253,871.04x = 2,046,337,566,399,271.50
  5. Step 5: Solve for x
    x = 2,046,337,566,399,271.50/51,253,871.04
  6. Step 6: Final answer
    x = 39,925,522.21

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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.