Home / 60,708,618.64-83,782,719.89-38,692,002.16

Finding the Fourth Proportional to 60,708,618.64, 83,782,719.89 and 38,692,002.16

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Solution

The fourth proportional to 60,708,618.64, 83,782,719.89 and 38,692,002.16 is: 53,398,038.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,708,618.64 : 83,782,719.89 = 38,692,002.16 : x
  2. Step 2: Convert to fraction form
    60,708,618.64/83,782,719.89 = 38,692,002.16/x
  3. Step 3: Cross multiply
    60,708,618.64x = 83,782,719.89 × 38,692,002.16
  4. Step 4: Simplify right side
    60,708,618.64x = 3,241,721,178,954,554.50
  5. Step 5: Solve for x
    x = 3,241,721,178,954,554.50/60,708,618.64
  6. Step 6: Final answer
    x = 53,398,038.89

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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.