Home / 42,808,701.37-58,979,048.45-40,767,967.93

Finding the Fourth Proportional to 42,808,701.37, 58,979,048.45 and 40,767,967.93

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Solution

The fourth proportional to 42,808,701.37, 58,979,048.45 and 40,767,967.93 is: 56,167,458.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,808,701.37 : 58,979,048.45 = 40,767,967.93 : x
  2. Step 2: Convert to fraction form
    42,808,701.37/58,979,048.45 = 40,767,967.93/x
  3. Step 3: Cross multiply
    42,808,701.37x = 58,979,048.45 × 40,767,967.93
  4. Step 4: Simplify right side
    42,808,701.37x = 2,404,455,955,400,229
  5. Step 5: Solve for x
    x = 2,404,455,955,400,229/42,808,701.37
  6. Step 6: Final answer
    x = 56,167,458.45

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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.