Home / 14,501,084.18-20,011,038.12-7,974,693.45

Finding the Fourth Proportional to 14,501,084.18, 20,011,038.12 and 7,974,693.45

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Solution

The fourth proportional to 14,501,084.18, 20,011,038.12 and 7,974,693.45 is: 11,004,825.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501,084.18 : 20,011,038.12 = 7,974,693.45 : x
  2. Step 2: Convert to fraction form
    14,501,084.18/20,011,038.12 = 7,974,693.45/x
  3. Step 3: Cross multiply
    14,501,084.18x = 20,011,038.12 × 7,974,693.45
  4. Step 4: Simplify right side
    14,501,084.18x = 159,581,894,623,264.31
  5. Step 5: Solve for x
    x = 159,581,894,623,264.31/14,501,084.18
  6. Step 6: Final answer
    x = 11,004,825.07

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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.