Home / 35,478,078.40-53,217,117.60-28,303,624.90

Finding the Fourth Proportional to 35,478,078.40, 53,217,117.60 and 28,303,624.90

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Solution

The fourth proportional to 35,478,078.40, 53,217,117.60 and 28,303,624.90 is: 42,455,437.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,478,078.40 : 53,217,117.60 = 28,303,624.90 : x
  2. Step 2: Convert to fraction form
    35,478,078.40/53,217,117.60 = 28,303,624.90/x
  3. Step 3: Cross multiply
    35,478,078.40x = 53,217,117.60 × 28,303,624.90
  4. Step 4: Simplify right side
    35,478,078.40x = 1,506,237,334,809,588.25
  5. Step 5: Solve for x
    x = 1,506,237,334,809,588.25/35,478,078.40
  6. Step 6: Final answer
    x = 42,455,437.35

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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.