Home / 39,947,606.48-55,127,678.28-22,547,601.20

Finding the Fourth Proportional to 39,947,606.48, 55,127,678.28 and 22,547,601.20

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Solution

The fourth proportional to 39,947,606.48, 55,127,678.28 and 22,547,601.20 is: 31,115,679.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,947,606.48 : 55,127,678.28 = 22,547,601.20 : x
  2. Step 2: Convert to fraction form
    39,947,606.48/55,127,678.28 = 22,547,601.20/x
  3. Step 3: Cross multiply
    39,947,606.48x = 55,127,678.28 × 22,547,601.20
  4. Step 4: Simplify right side
    39,947,606.48x = 1,242,996,904,939,342
  5. Step 5: Solve for x
    x = 1,242,996,904,939,342/39,947,606.48
  6. Step 6: Final answer
    x = 31,115,679.12

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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.