Home / 52,356,289.12-72,249,347.81-30,013,257.00

Finding the Fourth Proportional to 52,356,289.12, 72,249,347.81 and 30,013,257.00

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Solution

The fourth proportional to 52,356,289.12, 72,249,347.81 and 30,013,257.00 is: 41,416,958.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,356,289.12 : 72,249,347.81 = 30,013,257.00 : x
  2. Step 2: Convert to fraction form
    52,356,289.12/72,249,347.81 = 30,013,257.00/x
  3. Step 3: Cross multiply
    52,356,289.12x = 72,249,347.81 × 30,013,257.00
  4. Step 4: Simplify right side
    52,356,289.12x = 2,168,438,243,542,670.50
  5. Step 5: Solve for x
    x = 2,168,438,243,542,670.50/52,356,289.12
  6. Step 6: Final answer
    x = 41,416,958.31

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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.