Home / 64,359,890.40-96,544,501.20-38,745,746.40

Finding the Fourth Proportional to 64,359,890.40, 96,544,501.20 and 38,745,746.40

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Solution

The fourth proportional to 64,359,890.40, 96,544,501.20 and 38,745,746.40 is: 58,121,428.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,359,890.40 : 96,544,501.20 = 38,745,746.40 : x
  2. Step 2: Convert to fraction form
    64,359,890.40/96,544,501.20 = 38,745,746.40/x
  3. Step 3: Cross multiply
    64,359,890.40x = 96,544,501.20 × 38,745,746.40
  4. Step 4: Simplify right side
    64,359,890.40x = 3,740,688,759,809,695.50
  5. Step 5: Solve for x
    x = 3,740,688,759,809,695.50/64,359,890.40
  6. Step 6: Final answer
    x = 58,121,428.37

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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.