Home / 7,026,291.48-9,695,831.76-3,929,070

Finding the Fourth Proportional to 7,026,291.48, 9,695,831.76 and 3,929,070

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Solution

The fourth proportional to 7,026,291.48, 9,695,831.76 and 3,929,070 is: 5,421,864.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026,291.48 : 9,695,831.76 = 3,929,070 : x
  2. Step 2: Convert to fraction form
    7,026,291.48/9,695,831.76 = 3,929,070/x
  3. Step 3: Cross multiply
    7,026,291.48x = 9,695,831.76 × 3,929,070
  4. Step 4: Simplify right side
    7,026,291.48x = 38,095,601,693,263.20
  5. Step 5: Solve for x
    x = 38,095,601,693,263.20/7,026,291.48
  6. Step 6: Final answer
    x = 5,421,864.69

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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.