Home / 54,258,632.96-81,400,554.88-15,918,598.40

Finding the Fourth Proportional to 54,258,632.96, 81,400,554.88 and 15,918,598.40

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Solution

The fourth proportional to 54,258,632.96, 81,400,554.88 and 15,918,598.40 is: 23,881,595.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,258,632.96 : 81,400,554.88 = 15,918,598.40 : x
  2. Step 2: Convert to fraction form
    54,258,632.96/81,400,554.88 = 15,918,598.40/x
  3. Step 3: Cross multiply
    54,258,632.96x = 81,400,554.88 × 15,918,598.40
  4. Step 4: Simplify right side
    54,258,632.96x = 1,295,782,742,671,880.25
  5. Step 5: Solve for x
    x = 1,295,782,742,671,880.25/54,258,632.96
  6. Step 6: Final answer
    x = 23,881,595.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.