Home / 38,619,430.40-57,779,846.40-25,182,502.40

Finding the Fourth Proportional to 38,619,430.40, 57,779,846.40 and 25,182,502.40

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Solution

The fourth proportional to 38,619,430.40, 57,779,846.40 and 25,182,502.40 is: 37,676,400.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,619,430.40 : 57,779,846.40 = 25,182,502.40 : x
  2. Step 2: Convert to fraction form
    38,619,430.40/57,779,846.40 = 25,182,502.40/x
  3. Step 3: Cross multiply
    38,619,430.40x = 57,779,846.40 × 25,182,502.40
  4. Step 4: Simplify right side
    38,619,430.40x = 1,455,041,120,639,631.25
  5. Step 5: Solve for x
    x = 1,455,041,120,639,631.25/38,619,430.40
  6. Step 6: Final answer
    x = 37,676,400.34

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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.