Home / 12,947,526.40-19,395,701.70-6,562,361.20

Finding the Fourth Proportional to 12,947,526.40, 19,395,701.70 and 6,562,361.20

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Solution

The fourth proportional to 12,947,526.40, 19,395,701.70 and 6,562,361.20 is: 9,830,572.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,947,526.40 : 19,395,701.70 = 6,562,361.20 : x
  2. Step 2: Convert to fraction form
    12,947,526.40/19,395,701.70 = 6,562,361.20/x
  3. Step 3: Cross multiply
    12,947,526.40x = 19,395,701.70 × 6,562,361.20
  4. Step 4: Simplify right side
    12,947,526.40x = 127,281,600,282,854.03
  5. Step 5: Solve for x
    x = 127,281,600,282,854.03/12,947,526.40
  6. Step 6: Final answer
    x = 9,830,572.76

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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.