Home / 30,228,061.80-45,430,566.30-26,335,223.40

Finding the Fourth Proportional to 30,228,061.80, 45,430,566.30 and 26,335,223.40

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Solution

The fourth proportional to 30,228,061.80, 45,430,566.30 and 26,335,223.40 is: 39,579,914.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,228,061.80 : 45,430,566.30 = 26,335,223.40 : x
  2. Step 2: Convert to fraction form
    30,228,061.80/45,430,566.30 = 26,335,223.40/x
  3. Step 3: Cross multiply
    30,228,061.80x = 45,430,566.30 × 26,335,223.40
  4. Step 4: Simplify right side
    30,228,061.80x = 1,196,424,112,699,011.25
  5. Step 5: Solve for x
    x = 1,196,424,112,699,011.25/30,228,061.80
  6. Step 6: Final answer
    x = 39,579,914.87

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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.