Home / 25,640,901.40-38,461,352.10-7,445,061.40

Finding the Fourth Proportional to 25,640,901.40, 38,461,352.10 and 7,445,061.40

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Solution

The fourth proportional to 25,640,901.40, 38,461,352.10 and 7,445,061.40 is: 11,167,592.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,640,901.40 : 38,461,352.10 = 7,445,061.40 : x
  2. Step 2: Convert to fraction form
    25,640,901.40/38,461,352.10 = 7,445,061.40/x
  3. Step 3: Cross multiply
    25,640,901.40x = 38,461,352.10 × 7,445,061.40
  4. Step 4: Simplify right side
    25,640,901.40x = 286,347,127,911,518.94
  5. Step 5: Solve for x
    x = 286,347,127,911,518.94/25,640,901.40
  6. Step 6: Final answer
    x = 11,167,592.10

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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.