Home / 91,520,536.77-126,306,129.89-51,835,127.22

Finding the Fourth Proportional to 91,520,536.77, 126,306,129.89 and 51,835,127.22

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Solution

The fourth proportional to 91,520,536.77, 126,306,129.89 and 51,835,127.22 is: 71,536,887.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,520,536.77 : 126,306,129.89 = 51,835,127.22 : x
  2. Step 2: Convert to fraction form
    91,520,536.77/126,306,129.89 = 51,835,127.22/x
  3. Step 3: Cross multiply
    91,520,536.77x = 126,306,129.89 × 51,835,127.22
  4. Step 4: Simplify right side
    91,520,536.77x = 6,547,094,311,513,994
  5. Step 5: Solve for x
    x = 6,547,094,311,513,994/91,520,536.77
  6. Step 6: Final answer
    x = 71,536,887.16

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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.