Home / 69,506,615.68-95,891,823.64-39,721,284.32

Finding the Fourth Proportional to 69,506,615.68, 95,891,823.64 and 39,721,284.32

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Solution

The fourth proportional to 69,506,615.68, 95,891,823.64 and 39,721,284.32 is: 54,799,767.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,506,615.68 : 95,891,823.64 = 39,721,284.32 : x
  2. Step 2: Convert to fraction form
    69,506,615.68/95,891,823.64 = 39,721,284.32/x
  3. Step 3: Cross multiply
    69,506,615.68x = 95,891,823.64 × 39,721,284.32
  4. Step 4: Simplify right side
    69,506,615.68x = 3,808,946,390,767,737.50
  5. Step 5: Solve for x
    x = 3,808,946,390,767,737.50/69,506,615.68
  6. Step 6: Final answer
    x = 54,799,767.67

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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.