Home / 9,273,210.11-12,782,248.70-7,309,888.56

Finding the Fourth Proportional to 9,273,210.11, 12,782,248.70 and 7,309,888.56

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Solution

The fourth proportional to 9,273,210.11, 12,782,248.70 and 7,309,888.56 is: 10,075,994.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273,210.11 : 12,782,248.70 = 7,309,888.56 : x
  2. Step 2: Convert to fraction form
    9,273,210.11/12,782,248.70 = 7,309,888.56/x
  3. Step 3: Cross multiply
    9,273,210.11x = 12,782,248.70 × 7,309,888.56
  4. Step 4: Simplify right side
    9,273,210.11x = 93,436,813,506,655.42
  5. Step 5: Solve for x
    x = 93,436,813,506,655.42/9,273,210.11
  6. Step 6: Final answer
    x = 10,075,994.45

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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.