Home / 10,557,854.20-15,868,274.10-10,368,897.40

Finding the Fourth Proportional to 10,557,854.20, 15,868,274.10 and 10,368,897.40

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Solution

The fourth proportional to 10,557,854.20, 15,868,274.10 and 10,368,897.40 is: 15,584,275.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,557,854.20 : 15,868,274.10 = 10,368,897.40 : x
  2. Step 2: Convert to fraction form
    10,557,854.20/15,868,274.10 = 10,368,897.40/x
  3. Step 3: Cross multiply
    10,557,854.20x = 15,868,274.10 × 10,368,897.40
  4. Step 4: Simplify right side
    10,557,854.20x = 164,536,506,057,977.34
  5. Step 5: Solve for x
    x = 164,536,506,057,977.34/10,557,854.20
  6. Step 6: Final answer
    x = 15,584,275.26

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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.