Home / 40,146,486.52-55,402,151.34-22,742,831.69

Finding the Fourth Proportional to 40,146,486.52, 55,402,151.34 and 22,742,831.69

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Solution

The fourth proportional to 40,146,486.52, 55,402,151.34 and 22,742,831.69 is: 31,385,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,146,486.52 : 55,402,151.34 = 22,742,831.69 : x
  2. Step 2: Convert to fraction form
    40,146,486.52/55,402,151.34 = 22,742,831.69/x
  3. Step 3: Cross multiply
    40,146,486.52x = 55,402,151.34 × 22,742,831.69
  4. Step 4: Simplify right side
    40,146,486.52x = 1,260,001,803,189,528
  5. Step 5: Solve for x
    x = 1,260,001,803,189,528/40,146,486.52
  6. Step 6: Final answer
    x = 31,385,107.70

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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.