Home / 45,386,574.86-67,725,867.63-40,495,261.88

Finding the Fourth Proportional to 45,386,574.86, 67,725,867.63 and 40,495,261.88

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Solution

The fourth proportional to 45,386,574.86, 67,725,867.63 and 40,495,261.88 is: 60,427,048.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,386,574.86 : 67,725,867.63 = 40,495,261.88 : x
  2. Step 2: Convert to fraction form
    45,386,574.86/67,725,867.63 = 40,495,261.88/x
  3. Step 3: Cross multiply
    45,386,574.86x = 67,725,867.63 × 40,495,261.88
  4. Step 4: Simplify right side
    45,386,574.86x = 2,742,576,745,727,065
  5. Step 5: Solve for x
    x = 2,742,576,745,727,065/45,386,574.86
  6. Step 6: Final answer
    x = 60,427,048.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.