Home / 29,041,177.84-40,075,304.15-15,985,886.81

Finding the Fourth Proportional to 29,041,177.84, 40,075,304.15 and 15,985,886.81

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Solution

The fourth proportional to 29,041,177.84, 40,075,304.15 and 15,985,886.81 is: 22,059,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,041,177.84 : 40,075,304.15 = 15,985,886.81 : x
  2. Step 2: Convert to fraction form
    29,041,177.84/40,075,304.15 = 15,985,886.81/x
  3. Step 3: Cross multiply
    29,041,177.84x = 40,075,304.15 × 15,985,886.81
  4. Step 4: Simplify right side
    29,041,177.84x = 640,639,275,857,811.50
  5. Step 5: Solve for x
    x = 640,639,275,857,811.50/29,041,177.84
  6. Step 6: Final answer
    x = 22,059,686.40

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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.