Home / 70,009,853.35-105,014,780.03-60,572,669.35

Finding the Fourth Proportional to 70,009,853.35, 105,014,780.03 and 60,572,669.35

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Solution

The fourth proportional to 70,009,853.35, 105,014,780.03 and 60,572,669.35 is: 90,859,004.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,009,853.35 : 105,014,780.03 = 60,572,669.35 : x
  2. Step 2: Convert to fraction form
    70,009,853.35/105,014,780.03 = 60,572,669.35/x
  3. Step 3: Cross multiply
    70,009,853.35x = 105,014,780.03 × 60,572,669.35
  4. Step 4: Simplify right side
    70,009,853.35x = 6,361,025,547,317,310
  5. Step 5: Solve for x
    x = 6,361,025,547,317,310/70,009,853.35
  6. Step 6: Final answer
    x = 90,859,004.03

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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.