Home / 40,425,225.61-60,637,831.48-12,778,550.68

Finding the Fourth Proportional to 40,425,225.61, 60,637,831.48 and 12,778,550.68

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Solution

The fourth proportional to 40,425,225.61, 60,637,831.48 and 12,778,550.68 is: 19,167,823.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,425,225.61 : 60,637,831.48 = 12,778,550.68 : x
  2. Step 2: Convert to fraction form
    40,425,225.61/60,637,831.48 = 12,778,550.68/x
  3. Step 3: Cross multiply
    40,425,225.61x = 60,637,831.48 × 12,778,550.68
  4. Step 4: Simplify right side
    40,425,225.61x = 774,863,602,389,290.25
  5. Step 5: Solve for x
    x = 774,863,602,389,290.25/40,425,225.61
  6. Step 6: Final answer
    x = 19,167,823.82

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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.