Home / 42,719,606.45-58,953,339.95-23,140,494.81

Finding the Fourth Proportional to 42,719,606.45, 58,953,339.95 and 23,140,494.81

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Solution

The fourth proportional to 42,719,606.45, 58,953,339.95 and 23,140,494.81 is: 31,934,036.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,719,606.45 : 58,953,339.95 = 23,140,494.81 : x
  2. Step 2: Convert to fraction form
    42,719,606.45/58,953,339.95 = 23,140,494.81/x
  3. Step 3: Cross multiply
    42,719,606.45x = 58,953,339.95 × 23,140,494.81
  4. Step 4: Simplify right side
    42,719,606.45x = 1,364,209,457,029,438
  5. Step 5: Solve for x
    x = 1,364,209,457,029,438/42,719,606.45
  6. Step 6: Final answer
    x = 31,934,036.16

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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.