Home / 51,811,831.60-77,767,513.80-26,281,668.40

Finding the Fourth Proportional to 51,811,831.60, 77,767,513.80 and 26,281,668.40

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Solution

The fourth proportional to 51,811,831.60, 77,767,513.80 and 26,281,668.40 is: 39,447,746.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,811,831.60 : 77,767,513.80 = 26,281,668.40 : x
  2. Step 2: Convert to fraction form
    51,811,831.60/77,767,513.80 = 26,281,668.40/x
  3. Step 3: Cross multiply
    51,811,831.60x = 77,767,513.80 × 26,281,668.40
  4. Step 4: Simplify right side
    51,811,831.60x = 2,043,860,009,984,023.75
  5. Step 5: Solve for x
    x = 2,043,860,009,984,023.75/51,811,831.60
  6. Step 6: Final answer
    x = 39,447,746.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.