Home / 40,465,831.40-60,698,747.10-13,174,695.80

Finding the Fourth Proportional to 40,465,831.40, 60,698,747.10 and 13,174,695.80

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Solution

The fourth proportional to 40,465,831.40, 60,698,747.10 and 13,174,695.80 is: 19,762,043.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,465,831.40 : 60,698,747.10 = 13,174,695.80 : x
  2. Step 2: Convert to fraction form
    40,465,831.40/60,698,747.10 = 13,174,695.80/x
  3. Step 3: Cross multiply
    40,465,831.40x = 60,698,747.10 × 13,174,695.80
  4. Step 4: Simplify right side
    40,465,831.40x = 799,687,528,483,632.25
  5. Step 5: Solve for x
    x = 799,687,528,483,632.25/40,465,831.40
  6. Step 6: Final answer
    x = 19,762,043.70

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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.