Home / 51,547,259.52-71,133,305.04-28,341,005.76

Finding the Fourth Proportional to 51,547,259.52, 71,133,305.04 and 28,341,005.76

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Solution

The fourth proportional to 51,547,259.52, 71,133,305.04 and 28,341,005.76 is: 39,109,536.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,547,259.52 : 71,133,305.04 = 28,341,005.76 : x
  2. Step 2: Convert to fraction form
    51,547,259.52/71,133,305.04 = 28,341,005.76/x
  3. Step 3: Cross multiply
    51,547,259.52x = 71,133,305.04 × 28,341,005.76
  4. Step 4: Simplify right side
    51,547,259.52x = 2,015,989,407,866,477.25
  5. Step 5: Solve for x
    x = 2,015,989,407,866,477.25/51,547,259.52
  6. Step 6: Final answer
    x = 39,109,536.12

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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.