Home / 28,018,587.60-42,027,881.40-10,973,595.60

Finding the Fourth Proportional to 28,018,587.60, 42,027,881.40 and 10,973,595.60

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Solution

The fourth proportional to 28,018,587.60, 42,027,881.40 and 10,973,595.60 is: 16,460,393.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,018,587.60 : 42,027,881.40 = 10,973,595.60 : x
  2. Step 2: Convert to fraction form
    28,018,587.60/42,027,881.40 = 10,973,595.60/x
  3. Step 3: Cross multiply
    28,018,587.60x = 42,027,881.40 × 10,973,595.60
  4. Step 4: Simplify right side
    28,018,587.60x = 461,196,974,408,361.81
  5. Step 5: Solve for x
    x = 461,196,974,408,361.81/28,018,587.60
  6. Step 6: Final answer
    x = 16,460,393.40

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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.